Python Software Engineer (Cybersecurity)

🏢 Summary: Backend Python engineering role focused on building and extending enterprise MFA and authentication services in the cybersecurity domain. The position involves developing connectors for LDAP, RADIUS, and identity platforms, exporting security logs to SIEM systems, and improving scalability, reliability, and observability of backend services. This is a pure backend role working with secure networking, identity infrastructure, and CI/CD automation. 🗂️ Requirements: Minimum 3 years commercial experience in backend development with Python, Practical knowledge of secure backend development, Understanding of authentication, identity, or secure networking concepts, Experience or strong familiarity with LDAP and/or RADIUS, Ability to design reliable backend services for enterprise environments, Knowledge of Linux services and backend deployment, Experience with automated testing and code review practices, Working knowledge of CI/CD concepts, preferably GitHub-based, Ability to independently analyze technical problems and propose solutions 📃 Skills: Python, LDAP, RADIUS, RadSec, ActiveDirectory, EntraID, Linux, WindowsServer, SIEM, CEF, Syslog, JSON, x509, TLS, GitHub, CICD, Networking, Security 🏢 Description: Join Rublon and work with a team of cybersecurity enthusiasts building the future of enterprise user authentication. Rublon MFA is a multi-factor authentication platform used by hundreds of customers around the world to protect employee logins to networks, servers, and applications. We build backend technology for secure authentication, identity infrastructure, and enterprise cybersecurity integrations. We are looking for a Regular or Senior Python Software Engineer who wants to work long-term on backend systems in the cybersecurity space. What You’ll Work On You will help develop backend technology that extends Rublon MFA into enterprise IT environments. Your work will focus on building and improving cybersecurity connectors and authentication services, including: Connectors that enable MFA for authentication protocols such as LDAP and RADIUS Components that integrate Rublon MFA with enterprise identity infrastructure, including Active Directory and enterprise cloud identity solutions such as Microsoft Entra ID Services that export authentication and security logs from Rublon MFA to external systems, including SIEM platforms Backend tools that improve scalability, reliability, observability, and secure operation of Rublon services CI/CD pipelines and automation that support secure, maintainable software delivery This is a pure backend engineering role . No frontend development experience is required. How You’ll Work Location: 100% remote or from our office in Kraków or Zielona Góra, Poland Technology stack: Python 3, Linux services, Windows Server services, LDAP, RADIUS, RadSec, Active Directory, Microsoft Entra ID, x.509 certificates, SIEM integrations, GitHub CI/CD, Inno Setup Self-development: access to online training courses and sponsored certifications Benefits: private medical care and MultiSport card What You’ll Do As a Python Software Engineer at Rublon, you will: Develop and extend backend cybersecurity services written in Python Build and maintain authentication-related connectors for LDAP, RADIUS, RadSec, and related protocols Work with enterprise identity and access technologies such as Active Directory and LDAP Design integrations that allow Rublon MFA logs to be exported to SIEM systems Work with security log formats such as CEF, Syslog, and JSON Improve the performance, scalability, and reliability of backend authentication services Implement observability improvements, including structured logging, monitoring, metrics, and diagnostics Develop services for Linux and Windows Server environments Design secure, maintainable software with attention to authentication, authorization, networking, and operational security Build and maintain CI/CD pipelines using GitHub Collaborate with engineers on architecture, design, implementation, testing, and code reviews Skills You Have At least 3 years of commercial experience developing backend software in Python Practical understanding of secure backend development Knowledge of authentication, identity, or secure networking concepts Experience or strong familiarity with LDAP and/or RADIUS Ability to design reliable backend services that operate in enterprise environments Understanding of Linux services and backend application deployment Experience with automated testing, code review, and maintainable software engineering practices Working knowledge of CI/CD concepts, preferably with GitHub-based pipelines Interest in cybersecurity, secure software design, and enterprise authentication systems Ability to analyze technical problems independently and propose robust engineering solutions Nice To Have Experience with any of the following will be a strong advantage: Another backend programming language, especially C++, Rust, or Go Active Directory Enterprise cloud identity solutions such as Microsoft Entra ID LDAP security and directory integrations RADIUS and RadSec x.509 certificates, TLS, and certificate-based trust models SIEM systems and security log export SIEM log formats such as CEF, Syslog, and JSON Development of server-side software for Linux and Windows Server Software application security Secure networking concepts GitHub Actions or similar CI/CD systems Formal education in Information Security, Cybersecurity, Computer Science, or a related field, or equivalent demonstrated professional experience Why Apply This role may be a strong fit if: You want to build backend technology in the cybersecurity space You are interested in enterprise authentication, MFA, identity systems, and secure networking You enjoy developing reliable services that run in real customer environments You want to work on integrations with protocols and systems such as LDAP, RADIUS, Active Directory, RadSec, x.509, and SIEM platforms You prefer backend engineering and do not want a frontend-focused role You value secure coding practices, automation, observability, and long-term maintainability You want to grow professionally in cybersecurity and backend software engineering Steps After You Apply You’ll be invited to an online meeting with our recruiter Afterwards, we’ll ask you to complete a small assignment, which will then be discussed with one of our technical leads If everything goes well, we will make you an offer and invite you to a final interview

🏢 Summary: Remote Python Software Engineer role focused on developing and enhancing a multi-factor authentication proxy with advanced LDAP and RADIUS capabilities. The position involves building scalable, reliable, and observable enterprise authentication services for Linux and Windows environments. You will contribute to secure backend development, performance optimization, and cross-platform service delivery. 🗂️ Requirements: Minimum 3 years commercial experience in Python development, Knowledge of LDAP and RADIUS authentication protocols, Experience developing server-side software, Ability to develop cross-platform services for Linux and Windows, Understanding of secure software design principles, Experience with automated testing and CI/CD pipelines 📃 Skills: Python, LDAP, RADIUS, Linux, Windows, InnoSetup, CI/CD, ActiveDirectory, C++, Rust, Go 🏢 Description: Join Rublon to work with a team of cybersecurity enthusiasts who are building the future of enterprise user authentication. Rublon MFA is a multi-factor authentication platform used by hundreds of customers across the globe to protect employee logins to networks, servers and applications. We are looking for a long-term employee who will support us in the following area: Development of Rublon Authentication Proxy Extend and improve the Rublon Authentication Proxy with advanced LDAP and RADIUS capabilities. Your work will focus on scalability, reliability, and observability, enabling Rublon to support a growing number of enterprise and cloud use cases while strengthening customer IT environments. How You’ll Work Location: 100% remote or office in Kraków or Zielona Góra, Poland Technology Stack: Python 3, Linux (services), Windows Server (services), LDAP, RADIUS, Inno Setup Self development: access to online training courses, sponsored certifications Benefits for employees: access to private medical care and MultiSport card What You’ll Do As a Python Software Engineer on the Rublon team you will: Extend the Rublon Authentication Proxy with new LDAP and RADIUS features Improve performance, scalability, and reliability of enterprise authentication services Implement observability enhancements (logging, monitoring, metrics) to ensure transparency and high availability Develop cross-platform services for Linux and Windows environments Collaborate with team members on architecture, design, and implementation decisions Write secure, efficient, and maintainable Python code Contribute to automated testing, integration pipelines, and code reviews Assist in deploying and maintaining production-ready authentication services Skills You Have At least 3 years of commercial experience in developing Python software Knowledge about authentication protocols (LDAP, RADIUS) Ability to come up with creative concepts using modern technologies together in unexpected ways Interest in information security and secure software design Nice To Haves Experience in developing server software Knowledge of C++ or Rust/Go programming language(s) Knowledge of software application security Knowledge about Active Directory security Experience with CI/CD environments Formal education and advanced degree in Information Security, Cybersecurity, Computer Science or similar and/or commensurate demonstrated work experience in the same Why Apply You want to help build the future of enterprise-grade authentication services You enjoy developing secure, scalable, and reliable systems that make a real-world impact You thrive in a collaborative team environment where innovation and secure coding practices matter You are eager to grow professionally in cybersecurity and backend software development Steps After You Apply You’ll be invited to an online meeting with our recruiter Afterwards, we’ll ask you to do a small assignment, which will then be discussed with one of our technical leads If everything goes well, we will make you an offer and invite you to a final interview

🏢 Summary: Backend-focused full-stack role for a Regular or Senior PHP Laravel Developer building scalable, secure cloud-based MFA and SSO authentication services. The position involves developing secure APIs, identity integrations, and enterprise cybersecurity connections within a modern cloud architecture. The role combines backend development in Laravel with selected Angular frontend work and strong emphasis on security, CI/CD, and AI-assisted development. 🗂️ Requirements: Minimum 3 years commercial experience with PHP and Laravel, Experience building secure APIs and backend services, Understanding of cloud software architecture, Experience with scalable cloud-based applications (preferably AWS), Knowledge of secure software development and application security principles, Understanding of authentication, identity, and access management concepts, Knowledge of SAML, OpenID Connect, LDAP, SSO, MFA, Experience with Angular frontend development, Working knowledge of DevOps and CI/CD, Ability to use AI coding tools securely in daily development 📃 Skills: PHP, Laravel, Angular, AWS, Docker, GitHub, SAML, OpenIDConnect, LDAP, SSO, MFA, CI/CD, EntraID, MicrosoftSentinel, GoogleSecOps, SIEM, IGA, IAM, FIDO2, OAuth, TypeScript, Python, C++, Rust, Go 🏢 Description: Join Rublon and work with a team of cybersecurity enthusiasts building the future of enterprise user authentication. Rublon MFA is a multi-factor authentication platform used by hundreds of customers around the world to protect employee logins to networks, servers, and applications. We build cloud-based authentication services, APIs, and cybersecurity integrations for enterprise environments. We are looking for a Regular or Senior PHP Laravel Developer who wants to work long-term on scalable, secure, cloud-based software in the cybersecurity space. What You’ll Work On You will help develop the core components of Rublon MFA and related enterprise authentication services. Your work will focus on building and improving cloud-based cybersecurity and authentication technology, including: Scalable backend services for MFA, SSO, and enterprise user authentication Secure APIs used by Rublon products, customers, and integrations SAML, OpenID Connect, and identity-related services Integrations with enterprise identity and cloud security platforms such as Microsoft Entra ID Integrations with cybersecurity tools and services such as Microsoft Sentinel, Google SecOps, SIEM, IGA, and IAM systems Frontend components in Angular where needed, with the main focus remaining on backend development CI/CD pipelines and automation that support secure, maintainable software delivery AI-assisted development workflows that improve productivity, code quality, security reviews, and engineering effectiveness This is a backend-focused full-stack role . You will work primarily on backend systems and APIs, with frontend development in Angular where needed. How You’ll Work Location: 100% remote or from our office in Kraków or Zielona Góra, Poland Technology stack: PHP 8.3, Laravel 12, Angular, Docker, GitHub, AWS, SAML, OpenID Connect, LDAP, Microsoft Entra ID, cloud IAM, CI/CD, AI-assisted development tools Self-development: access to online training courses and sponsored certifications Benefits: private medical care and MultiSport card What You’ll Do As a PHP Laravel Developer at Rublon, you will: Develop and maintain core cloud platform components of Rublon MFA Build secure, scalable APIs for enterprise authentication services Develop and extend SSO, MFA, SAML, and OpenID Connect services Integrate Rublon MFA with enterprise identity platforms such as Microsoft Entra ID Build integrations with cybersecurity tools and services such as Microsoft Sentinel, Google SecOps, SIEM, IGA, and IAM systems Work with modern application architecture patterns for scalable cloud systems Contribute to frontend development using Angular where needed Design secure software with attention to authentication, authorization, session handling, data protection, and application security Use AI tools securely and effectively to accelerate development, improve code reviews, detect potential issues, and increase the quality of your work Build or use AI agents and AI-assisted workflows that enhance your engineering performance and software quality Implement automated tests, integration tests, and end-to-end tests Build and maintain CI/CD pipelines using GitHub and related DevOps tools Participate in architecture discussions, code reviews, technical planning, and secure coding practices Work closely with product managers, engineers, and cybersecurity specialists to deliver enterprise-grade authentication solutions Skills You Have At least 3 years of commercial experience developing PHP software with Laravel Practical experience building secure APIs and backend services Good understanding of cloud software architecture Experience building scalable cloud-based applications, preferably on AWS Knowledge of secure software development and application security principles Understanding of cybersecurity concepts, especially related to authentication, identity, and access management Knowledge of authentication and identity protocols such as SAML, OpenID Connect, LDAP, SSO, and MFA Experience with frontend development, preferably Angular Working knowledge of DevOps and CI/CD concepts Ability to use AI coding tools securely and effectively as part of everyday software development Ability to use or build AI agents, AI-assisted workflows, or automation that improves development speed, code quality, code review, testing, and security analysis Interest in cybersecurity, secure software design, and enterprise authentication systems Ability to analyze technical problems independently and propose robust engineering solutions Nice To Have Experience with any of the following will be a strong advantage: Another backend, systems, or frontend programming language, especially TypeScript, Python, C++, Rust, or Go System administration, security engineering, or penetration testing background Angular and modern frontend application development AWS and cloud-native application architecture Modern application architecture for scalable SaaS platforms DevOps, GitHub Actions, and CI/CD automation Single Sign-On systems Multi-Factor Authentication systems Identity and Access Management concepts SAML, OpenID Connect, and OAuth-related technologies FIDO2 authentication standard Microsoft Entra ID Microsoft Graph API OpenID CAEP Zero Trust architecture SIEM systems and security integrations Microsoft Sentinel or Google SecOps Software application security Secure API design and secure cloud architecture AWS certification Formal education in Information Security, Cybersecurity, Computer Science, or a related field, or equivalent demonstrated professional experience Why Apply This role may be a strong fit if: You want to build cloud-based authentication and cybersecurity services used by enterprises You are interested in MFA, SSO, identity systems, secure APIs, and enterprise integrations You enjoy developing scalable backend systems with real-world security impact You want to work with technologies such as Laravel, Angular, AWS, SAML, OIDC, Entra ID, FIDO2, SIEM platforms, and Zero Trust concepts You are comfortable working across backend and frontend code, with a clear preference for backend engineering You want to use AI tools and AI agents as part of a modern, secure, high-performance software development workflow You value secure coding practices, automation, clean architecture, observability, and long-term maintainability You want to grow professionally in cybersecurity, cloud development, and enterprise authentication technologies Steps After You Apply You’ll be invited to an online meeting with our recruiter Afterwards, we’ll ask you to complete a small assignment, which will then be discussed with one of our technical leads If everything goes well, we will make you an offer and invite you to a final interview

🏢 Summary: Backend-focused full-stack role developing secure, scalable cloud-based MFA and SSO services using PHP and Laravel in the cybersecurity domain. The position involves building enterprise authentication APIs, identity integrations, and cloud-native systems with strong emphasis on security and automation. Work includes AWS-based architecture, CI/CD, and selective Angular frontend contributions. 🗂️ Requirements: Minimum 3 years commercial experience with PHP and Laravel, Experience building secure APIs and backend services, Understanding of cloud software architecture, Experience developing scalable cloud-based applications (preferably AWS), Knowledge of secure software development and application security principles, Understanding of authentication, identity, and access management concepts, Knowledge of SAML, OpenID Connect, LDAP, SSO, MFA, Experience with Angular frontend development, Working knowledge of DevOps and CI/CD, Ability to use AI coding tools securely in daily development 📃 Skills: PHP, Laravel, Angular, AWS, Docker, GitHub, SAML, OpenIDConnect, LDAP, CI/CD, EntraID, MicrosoftSentinel, GoogleSecOps, SIEM, IGA, IAM, FIDO2, OAuth, TypeScript, Python, C++, Rust, Go 🏢 Description: Join Rublon and work with a team of cybersecurity enthusiasts building the future of enterprise user authentication. Rublon MFA is a multi-factor authentication platform used by hundreds of customers around the world to protect employee logins to networks, servers, and applications. We build cloud-based authentication services, APIs, and cybersecurity integrations for enterprise environments. We are looking for a Regular or Senior PHP Laravel Developer who wants to work long-term on scalable, secure, cloud-based software in the cybersecurity space. What You’ll Work On You will help develop the core components of Rublon MFA and related enterprise authentication services. Your work will focus on building and improving cloud-based cybersecurity and authentication technology, including: Scalable backend services for MFA, SSO, and enterprise user authentication Secure APIs used by Rublon products, customers, and integrations SAML, OpenID Connect, and identity-related services Integrations with enterprise identity and cloud security platforms such as Microsoft Entra ID Integrations with cybersecurity tools and services such as Microsoft Sentinel, Google SecOps, SIEM, IGA, and IAM systems Frontend components in Angular where needed, with the main focus remaining on backend development CI/CD pipelines and automation that support secure, maintainable software delivery AI-assisted development workflows that improve productivity, code quality, security reviews, and engineering effectiveness This is a backend-focused full-stack role . You will work primarily on backend systems and APIs, with frontend development in Angular where needed. How You’ll Work Location: 100% remote or from our office in Kraków or Zielona Góra, Poland Technology stack: PHP 8.3, Laravel 12, Angular, Docker, GitHub, AWS, SAML, OpenID Connect, LDAP, Microsoft Entra ID, cloud IAM, CI/CD, AI-assisted development tools Self-development: access to online training courses and sponsored certifications Benefits: private medical care and MultiSport card What You’ll Do As a PHP Laravel Developer at Rublon, you will: Develop and maintain core cloud platform components of Rublon MFA Build secure, scalable APIs for enterprise authentication services Develop and extend SSO, MFA, SAML, and OpenID Connect services Integrate Rublon MFA with enterprise identity platforms such as Microsoft Entra ID Build integrations with cybersecurity tools and services such as Microsoft Sentinel, Google SecOps, SIEM, IGA, and IAM systems Work with modern application architecture patterns for scalable cloud systems Contribute to frontend development using Angular where needed Design secure software with attention to authentication, authorization, session handling, data protection, and application security Use AI tools securely and effectively to accelerate development, improve code reviews, detect potential issues, and increase the quality of your work Build or use AI agents and AI-assisted workflows that enhance your engineering performance and software quality Implement automated tests, integration tests, and end-to-end tests Build and maintain CI/CD pipelines using GitHub and related DevOps tools Participate in architecture discussions, code reviews, technical planning, and secure coding practices Work closely with product managers, engineers, and cybersecurity specialists to deliver enterprise-grade authentication solutions Skills You Have At least 3 years of commercial experience developing PHP software with Laravel Practical experience building secure APIs and backend services Good understanding of cloud software architecture Experience building scalable cloud-based applications, preferably on AWS Knowledge of secure software development and application security principles Understanding of cybersecurity concepts, especially related to authentication, identity, and access management Knowledge of authentication and identity protocols such as SAML, OpenID Connect, LDAP, SSO, and MFA Experience with frontend development, preferably Angular Working knowledge of DevOps and CI/CD concepts Ability to use AI coding tools securely and effectively as part of everyday software development Ability to use or build AI agents, AI-assisted workflows, or automation that improves development speed, code quality, code review, testing, and security analysis Interest in cybersecurity, secure software design, and enterprise authentication systems Ability to analyze technical problems independently and propose robust engineering solutions Nice To Have Experience with any of the following will be a strong advantage: Another backend, systems, or frontend programming language, especially TypeScript, Python, C++, Rust, or Go System administration, security engineering, or penetration testing background Angular and modern frontend application development AWS and cloud-native application architecture Modern application architecture for scalable SaaS platforms DevOps, GitHub Actions, and CI/CD automation Single Sign-On systems Multi-Factor Authentication systems Identity and Access Management concepts SAML, OpenID Connect, and OAuth-related technologies FIDO2 authentication standard Microsoft Entra ID Microsoft Graph API OpenID CAEP Zero Trust architecture SIEM systems and security integrations Microsoft Sentinel or Google SecOps Software application security Secure API design and secure cloud architecture AWS certification Formal education in Information Security, Cybersecurity, Computer Science, or a related field, or equivalent demonstrated professional experience Why Apply This role may be a strong fit if: You want to build cloud-based authentication and cybersecurity services used by enterprises You are interested in MFA, SSO, identity systems, secure APIs, and enterprise integrations You enjoy developing scalable backend systems with real-world security impact You want to work with technologies such as Laravel, Angular, AWS, SAML, OIDC, Entra ID, FIDO2, SIEM platforms, and Zero Trust concepts You are comfortable working across backend and frontend code, with a clear preference for backend engineering You want to use AI tools and AI agents as part of a modern, secure, high-performance software development workflow You value secure coding practices, automation, clean architecture, observability, and long-term maintainability You want to grow professionally in cybersecurity, cloud development, and enterprise authentication technologies Steps After You Apply You’ll be invited to an online meeting with our recruiter Afterwards, we’ll ask you to complete a small assignment, which will then be discussed with one of our technical leads If everything goes well, we will make you an offer and invite you to a final interview

🏢 Summary: Junior Python Backend Developer role focused on developing and maintaining enterprise MFA and cybersecurity backend services using Python. The position involves working with authentication protocols, identity integrations, Linux and Windows server services, testing, CI/CD, and AI-assisted development tools in a backend-focused environment. The role offers long-term growth in secure software development, enterprise authentication, and Agentic Engineering. 🗂️ Requirements: Minimum 1 year commercial experience with Python or strong backend portfolio, Knowledge of Python programming fundamentals, Experience developing backend applications or services, Understanding of object-oriented programming, Experience with automated testing, Basic Linux server environment knowledge, Knowledge of TCP/IP, DNS, ports and client-server communication, Knowledge of Git and code repositories, Understanding of application security principles, Interest in cybersecurity and MFA systems, Practical use of AI programming tools, Basic understanding of Agentic Engineering, Ability to verify AI-generated code and solutions, Communicative English for technical documentation 📃 Skills: Python, Linux, Windows, LDAP, RADIUS, RadSec, ActiveDirectory, EntraID, x509, TLS, SIEM, CEF, Syslog, JSON, GitHub, CI/CD, Docker, InnoSetup, TCP/IP, DNS, Git, FIDO2, WebAuthn, C++, Go, Rust 🏢 Description: Dołącz do Rublon i pracuj z zespołem pasjonatów cyberbezpieczeństwa, który rozwija przyszłość uwierzytelniania użytkowników w środowiskach enterprise. Rublon MFA to platforma multi-factor authentication używana przez setki klientów na całym świecie do ochrony logowania pracowników do sieci, serwerów i aplikacji. Tworzymy backendowe technologie dla bezpiecznego uwierzytelniania, infrastruktury identity oraz integracji cybersecurity używanych w środowiskach firmowych. Szukamy osoby na stanowisko Młodszego Programisty Python , która ma już pierwsze doświadczenie w tworzeniu oprogramowania backendowego i chce rozwijać się długoterminowo w obszarze Python, backend engineering, secure software development, enterprise authentication, integracji systemowych oraz Agentic Engineering . Czym będziesz się zajmować W tej roli będziesz wspierać rozwój backendowych komponentów Rublon MFA, które rozszerzają działanie platformy na środowiska enterprise IT. Będziesz pracować przy oprogramowaniu związanym z uwierzytelnianiem, integracjami systemowymi, usługami działającymi w środowiskach Linux i Windows Server, eksportem logów bezpieczeństwa oraz automatyzacją procesów developerskich. Z czasem będziesz poznawać obszary takie jak LDAP, RADIUS, RadSec, Active Directory, Microsoft Entra ID, certyfikaty x.509, SIEM, Syslog, CEF, JSON, secure networking oraz observability. To jest rola backendowa. Nie wymagamy doświadczenia frontendowego. Ważną częścią tej roli będzie praca w nowoczesnym modelu AI-assisted development i Agentic Engineering . Oczekujemy, że potrafisz korzystać z narzędzi AI nie tylko do prostego generowania fragmentów kodu, ale także do analizy istniejącego kodu, planowania implementacji, tworzenia testów, przygotowywania dokumentacji, szukania potencjalnych błędów i wspierania refaktoryzacji — przy zachowaniu odpowiedzialności za jakość, bezpieczeństwo i poprawność końcowego rozwiązania. To stanowisko jest dobrą ścieżką rozwoju dla osoby, która zna podstawy Pythona i backend developmentu, chce pisać bezpieczny i utrzymywalny kod oraz uczyć się budowania oprogramowania cybersecurity używanego w realnych środowiskach klientów enterprise. Jak będziesz pracować Lokalizacja: biuro w Krakowie lub w Zielonej Górze Obszary technologiczne: Python 3, Linux services, Windows Server services, LDAP, RADIUS, RadSec, Active Directory, Microsoft Entra ID, certyfikaty x.509, TLS, SIEM integrations, CEF, Syslog, JSON, GitHub CI/CD, Inno Setup, AI-assisted development tools, AI coding agents Rozwój: dostęp do kursów online i możliwość dofinansowania certyfikacji Benefity: prywatna opieka medyczna i karta MultiSport Twoje zadania Jako Młodszy Programista Python w Rublon będziesz: realizować zadania programistyczne w Pythonie na podstawie opisanych wymagań, z pomocą bardziej doświadczonych członków zespołu, rozwijać i poprawiać wybrane fragmenty backendowych komponentów Rublon MFA, analizować istniejący kod i stopniowo poznawać architekturę usług związanych z enterprise authentication, naprawiać błędy zgłaszane przez zespół QA, support, klientów lub monitoring, pisać i aktualizować testy jednostkowe, integracyjne oraz testy komponentów backendowych, pracować z usługami backendowymi działającymi w środowiskach Linux oraz Windows Server, wspierać rozwój konektorów i usług związanych z protokołami uwierzytelniania, takimi jak LDAP, RADIUS i RadSec, wykonywać mniejsze zadania związane z integracjami Rublon MFA z Active Directory, Microsoft Entra ID i innymi elementami infrastruktury identity, wspierać rozwój mechanizmów eksportu logów uwierzytelniania i logów bezpieczeństwa do systemów zewnętrznych, w tym SIEM, pracować z formatami i mechanizmami logowania takimi jak Syslog, CEF i JSON, pomagać w poprawianiu diagnostyki, logowania strukturalnego, monitorowania i obserwowalności usług backendowych, poprawiać jakość, czytelność, bezpieczeństwo i utrzymywalność kodu w ramach bieżących zadań, uczestniczyć w code review — zarówno jako autor zmian, jak i osoba ucząca się dobrych praktyk od bardziej doświadczonych programistów, korzystać z GitHub, CI/CD i narzędzi developerskich używanych w codziennej pracy zespołu, dokumentować wykonane zmiany, decyzje techniczne i istotne szczegóły implementacyjne, poznawać podstawy secure coding, application security, bezpiecznej komunikacji sieciowej oraz projektowania stabilnych usług backendowych, stopniowo poznawać technologie związane z MFA, identity systems, LDAP, RADIUS, Active Directory, x.509, TLS i SIEM, wykorzystywać narzędzia AI oraz AI coding agents do analizy kodu, planowania implementacji, generowania testów, przygotowywania dokumentacji i szukania możliwych rozwiązań problemów, tworzyć krótkie, precyzyjne instrukcje dla agentów AI, weryfikować ich wyniki i poprawiać je zgodnie z wymaganiami projektu, krytycznie oceniać kod wygenerowany przez AI pod kątem poprawności, bezpieczeństwa, czytelności, zgodności z architekturą i standardami zespołu, współpracować z programistami, QA, product managerami, supportem i specjalistami cybersecurity przy analizie zgłoszeń oraz rozwijaniu produktu. Wymagania Szukamy osoby, która ma: pierwsze komercyjne doświadczenie w programowaniu w Pythonie, najlepiej minimum 1 rok, albo bardzo dobre projekty własne pokazujące praktyczną znajomość backend developmentu, dobrą znajomość podstaw programowania w Pythonie, podstawowe doświadczenie w tworzeniu aplikacji, usług lub narzędzi backendowych, znajomość podstaw programowania obiektowego oraz umiejętność pisania czytelnego, modularnego kodu, podstawowe doświadczenie z testowaniem kodu i gotowość do pisania testów automatycznych, podstawową znajomość systemu Linux i pracy z aplikacjami uruchamianymi w środowisku serwerowym, podstawową wiedzę o sieciach komputerowych, w szczególności TCP/IP, DNS, portach, usługach sieciowych i komunikacji klient-serwer, znajomość Git i podstaw pracy z repozytorium kodu, podstawowe rozumienie zasad bezpieczeństwa aplikacji i bezpiecznej komunikacji między systemami, zainteresowanie cyberbezpieczeństwem, uwierzytelnianiem użytkowników, MFA, identity systems lub secure networking, praktyczną znajomość narzędzi AI wspierających programowanie, podstawową znajomość podejścia Agentic Engineering , czyli umiejętność wykorzystywania AI coding agents do wspierania pracy programistycznej, umiejętność tworzenia jasnych poleceń dla narzędzi AI, dzielenia pracy na mniejsze kroki oraz weryfikowania wyników generowanych przez AI, świadomość ograniczeń AI i umiejętność samodzielnego sprawdzania poprawności kodu, testów oraz zaproponowanych rozwiązań, podstawowe rozumienie zasad bezpiecznego korzystania z AI w pracy z kodem, dokumentacją i danymi projektowymi, dokładność, odpowiedzialność i chęć uczenia się od bardziej doświadczonych członków zespołu, umiejętność analizowania problemów technicznych i zadawania właściwych pytań, komunikatywną znajomość języka angielskiego pozwalającą czytać dokumentację techniczną, komunikaty błędów i materiały developerskie. Mile widziane Dodatkowym atutem będzie doświadczenie lub zainteresowanie którymkolwiek z poniższych obszarów: Python 3 w projektach komercyjnych lub własnych, tworzenie usług backendowych działających jako Linux services lub Windows Server services, podstawy administracji Linuxem lub Windows Server, LDAP, RADIUS lub RadSec, Active Directory, Microsoft Entra ID, certyfikaty x.509, TLS i modele zaufania oparte o certyfikaty, Syslog, CEF, JSON lub inne formaty logów bezpieczeństwa, SIEM i integracje z systemami monitorowania bezpieczeństwa, secure networking, application security i secure coding, testy jednostkowe, integracyjne lub systemowe, GitHub Actions lub inne narzędzia CI/CD, Docker lub podstawy konteneryzacji, Inno Setup lub przygotowywanie instalatorów dla Windows, podstawy observability: logowanie strukturalne, monitoring, metryki, diagnostyka, inny język backendowy lub systemowy, szczególnie C++, Go lub Rust, Multi-Factor Authentication, Identity and Access Management, FIDO2/WebAuthn, praktyczne użycie AI coding agents w projektach komercyjnych, open source lub własnych, tworzenie agentic workflows wspierających development, testowanie, code review, refaktoryzację lub dokumentowanie kodu, doświadczenie z narzędziami AI wykorzystywanymi do pracy z kodem, testami, dokumentacją lub analizą bezpieczeństwa, udział w projektach open source, formalne wykształcenie informatyczne, cybersecurity lub pokrewne, albo równoważne doświadczenie praktyczne. Dlaczego warto aplikować Ta rola może być dla Ciebie dobrym wyborem, jeśli: chcesz rozwijać się jako backend developer w Pythonie, interesuje Cię cyberbezpieczeństwo, MFA, identity systems, secure networking i enterprise authentication, chcesz pracować nad produktem używanym przez firmy na całym świecie, zależy Ci na pisaniu kodu, który ma realny wpływ na bezpieczeństwo logowania użytkowników, chcesz uczyć się budowania niezawodnych usług backendowych działających w środowiskach Linux i Windows Server, chcesz rozwijać się w obszarze protokołów i technologii takich jak LDAP, RADIUS, RadSec, Active Directory, x.509, TLS i SIEM, chcesz pracować w środowisku, w którym ważne są testy, code review, automatyzacja, observability, dokumentacja i utrzymywalność kodu, wolisz backend engineering i nie szukasz roli frontendowej, chcesz wykorzystywać AI coding agents jako realne narzędzie pracy programisty, a nie tylko ciekawostkę technologiczną, interesuje Cię Agentic Engineering i chcesz rozwijać umiejętność współpracy z AI przy tworzeniu kodu, testów, dokumentacji i analiz technicznych, szukasz miejsca, w którym możesz przejść od roli junior developera do samodzielnego programisty backendowego w obszarze cybersecurity. Etapy rekrutacji Po przesłaniu aplikacji: Zaprosimy Cię na rozmowę online z rekruterem. Następnie poprosimy Cię o realizację testu online, który zajmie około 2 godzin. Kolejnym krokiem będzie rozmowa techniczna z osobą z zespołu, podczas której omówimy Twoje doświadczenie, sposób myślenia, podstawy Pythona, backend developmentu, testowania, sieci komputerowych oraz Agentic Engineering. Na końcu zaprosimy Cię na rozmowę finalną z CEO.

🏢 Summary: R&D role focused on building secure, high-performance solutions for web proxies and Zero Trust Network Access (ZTNA) to enable passwordless multi-factor authentication. The position involves designing and developing secure software components in Rust, C++, and TypeScript for enterprise-grade authentication systems. You will contribute to architectural decisions and deliver scalable, security-focused solutions. 🗂️ Requirements: 3+ years commercial experience with Rust, C++, or TypeScript, Experience developing software in Rust and/or C++, Familiarity with web proxy concepts, Familiarity with reverse proxy concepts, Knowledge of secure software design principles, Interest in information security 📃 Skills: Rust, C++, TypeScript, WebProxy, ReverseProxy, Cybersecurity, SecureDesign 🏢 Description: Join Rublon to work with a team of cybersecurity enthusiasts who are building the future of enterprise user authentication. Rublon MFA is a multi-factor authentication platform used by hundreds of customers across the globe to protect employee logins to networks, servers and applications. We are looking for a long-term employee who will support us in the following area: R&D on Web Proxy and Zero Trust Network Access Security Rublon’s research and development activities on securing access to applications will enable us to build innovative solutions for passwordless multi-factor authentication . By leveraging web proxies and Zero Trust Network Access (ZTNA) principles, we are creating technologies that transform how enterprises provide secure, seamless, and user-friendly access to business-critical resources. How You’ll Work Location: Remote or from our offices in Kraków or Zielona Góra, Poland . Become part of Rublon’s R&D team working on the future of passwordless authentication and ZTNA . Collaborate with engineers, product managers, and security experts to design and deliver secure, innovative solutions. Work with cutting-edge technologies including Rust, C++, TypeScript, and FIDO2 . Benefit from opportunities for self-development through training, courses, and knowledge sharing. Experience a culture that values creativity, innovation, and technical excellence. What You’ll Do Design, implement, and optimize secure, high-performance software in Rust and C++ . Contribute to components related to passwordless authentication in TypeScript . Build secure and scalable solutions for web proxies , reverse proxies , and communication layers. Prototype and validate new ideas by creatively combining modern technologies. Participate in architectural design sessions, code reviews, and technical discussions. Deliver clean, maintainable, and secure code following industry best practices. Skills You Have 3+ years of commercial experience in software development with Rust, C++, and/or TypeScript . Familiarity with web proxy and reverse proxy concepts. Strong ability to create innovative solutions with modern technologies. A genuine interest in information security and secure software design. Nice To Haves Experience with Python . Knowledge of FIDO2 / Passkeys and passwordless authentication. Understanding of software application security . Familiarity with web servers and system administration. Hands-on experience with CI/CD environments (e.g., Docker). Background in penetration testing or offensive security. Advanced degree in Cybersecurity, Information Security, Computer Science , or equivalent experience. Why Apply Join a company trusted by enterprises worldwide to secure digital identities. Work on cutting-edge research and development in passwordless authentication and ZTNA . Collaborate with some of the brightest experts in cybersecurity. Develop your career in an environment that values self-development, knowledge sharing, and continuous learning . Be part of a supportive culture that fosters creativity and bold thinking. Steps After You Apply Submit your application and share your experience with us. Our recruitment team will review your profile. If there’s a fit, you’ll be invited to an initial conversation with our recruiters. You’ll then move forward with technical interviews with our engineering team. Successful candidates will complete a final cultural and values interview. We look forward to connecting with you and exploring how you can help us shape the future of passwordless authentication .

🏢 Summary: R&D role focused on building secure, high-performance solutions for web proxies and Zero Trust Network Access (ZTNA) to enable passwordless multi-factor authentication. The position involves designing and developing components in Rust, C++, and TypeScript, contributing to innovative enterprise authentication technologies. You will work on secure communication layers and proxy-based access solutions in a cybersecurity-driven environment. 🗂️ Requirements: 3+ years of commercial experience in Rust, C++, and/or TypeScript, Experience designing and developing secure, high-performance software, Familiarity with web proxy and reverse proxy concepts, Knowledge of secure software design principles, Interest in information security 📃 Skills: Rust, C++, TypeScript, WebProxy, ReverseProxy 🏢 Description: Join Rublon to work with a team of cybersecurity enthusiasts who are building the future of enterprise user authentication. Rublon MFA is a multi-factor authentication platform used by hundreds of customers across the globe to protect employee logins to networks, servers and applications. We are looking for a long-term employee who will support us in the following area: R&D on Web Proxy and Zero Trust Network Access Security Rublon’s research and development activities on securing access to applications will enable us to build innovative solutions for passwordless multi-factor authentication . By leveraging web proxies and Zero Trust Network Access (ZTNA) principles, we are creating technologies that transform how enterprises provide secure, seamless, and user-friendly access to business-critical resources. How You’ll Work Location: Remote or from our offices in Kraków or Zielona Góra, Poland . Become part of Rublon’s R&D team working on the future of passwordless authentication and ZTNA . Collaborate with engineers, product managers, and security experts to design and deliver secure, innovative solutions. Work with cutting-edge technologies including Rust, C++, TypeScript, and FIDO2 . Benefit from opportunities for self-development through training, courses, and knowledge sharing. Experience a culture that values creativity, innovation, and technical excellence. What You’ll Do Design, implement, and optimize secure, high-performance software in Rust and C++ . Contribute to components related to passwordless authentication in TypeScript . Build secure and scalable solutions for web proxies , reverse proxies , and communication layers. Prototype and validate new ideas by creatively combining modern technologies. Participate in architectural design sessions, code reviews, and technical discussions. Deliver clean, maintainable, and secure code following industry best practices. Skills You Have 3+ years of commercial experience in software development with Rust, C++, and/or TypeScript . Familiarity with web proxy and reverse proxy concepts. Strong ability to create innovative solutions with modern technologies. A genuine interest in information security and secure software design. Nice To Haves Experience with Python . Knowledge of FIDO2 / Passkeys and passwordless authentication. Understanding of software application security . Familiarity with web servers and system administration. Hands-on experience with CI/CD environments (e.g., Docker). Background in penetration testing or offensive security. Advanced degree in Cybersecurity, Information Security, Computer Science , or equivalent experience. Why Apply Join a company trusted by enterprises worldwide to secure digital identities. Work on cutting-edge research and development in passwordless authentication and ZTNA . Collaborate with some of the brightest experts in cybersecurity. Develop your career in an environment that values self-development, knowledge sharing, and continuous learning . Be part of a supportive culture that fosters creativity and bold thinking. Steps After You Apply Submit your application and share your experience with us. Our recruitment team will review your profile. If there’s a fit, you’ll be invited to an initial conversation with our recruiters. You’ll then move forward with technical interviews with our engineering team. Successful candidates will complete a final cultural and values interview. We look forward to connecting with you and exploring how you can help us shape the future of passwordless authentication .

🏢 Summary: Junior PHP Developer role focused on backend development for an enterprise MFA platform using PHP and Laravel. The position involves building and maintaining APIs, tests, integrations, and secure cloud authentication services while working with AI-assisted development tools and cybersecurity technologies. Candidates will develop skills in enterprise authentication, secure coding, and cloud applications within a collaborative engineering environment. 🗂️ Requirements: Commercial experience in PHP development or strong backend portfolio, Knowledge of Laravel framework, Understanding of object-oriented programming in PHP, Experience with web applications and relational databases, SQL knowledge, Experience with REST API, Knowledge of Git, Understanding of application testing, Basic knowledge of HTML, Basic knowledge of CSS, Basic knowledge of JavaScript, Willingness to work with Angular, Experience with AI-assisted development tools, Knowledge of AI coding agents, Ability to create prompts for AI tools, Ability to validate AI-generated code, Understanding of secure AI usage, Interest in cybersecurity and identity security, Analytical problem-solving skills, English for technical documentation 📃 Skills: PHP, Laravel, Angular, Docker, GitHub, AWS, SAML, OpenID, LDAP, Entra, CI/CD, SQL, REST, Git, HTML, CSS, JavaScript, TypeScript, OAuth, FIDO2, WebAuthn, Linux, OWASP 🏢 Description: Dołącz do Rublon i pracuj z zespołem pasjonatów cyberbezpieczeństwa, który rozwija przyszłość uwierzytelniania użytkowników w środowiskach enterprise. Rublon MFA to platforma multi-factor authentication używana przez setki klientów na całym świecie do ochrony logowania pracowników do sieci, serwerów i aplikacji. Tworzymy chmurowe usługi uwierzytelniania, API oraz integracje cybersecurity dla środowisk firmowych. Szukamy osoby na stanowisko Młodszego Programisty PHP , która ma już pierwsze doświadczenie w tworzeniu aplikacji webowych i chce rozwijać się długoterminowo w obszarze backend development, Laravel, secure software development, cloud applications, enterprise authentication oraz Agentic Engineering . Czym będziesz się zajmować W tej roli będziesz rozwijać oprogramowanie wspierające działanie platformy Rublon MFA oraz powiązanych usług uwierzytelniania użytkowników. Będziesz pracować przede wszystkim przy backendzie aplikacji, API, testach, poprawkach błędów, dokumentacji technicznej oraz mniejszych zadaniach związanych z integracjami enterprise. Z czasem będziesz poznawać obszary takie jak MFA, SSO, SAML, OpenID Connect, LDAP, Microsoft Entra ID, secure API design oraz identity security. Ważną częścią tej roli będzie praca w nowoczesnym modelu AI-assisted development i Agentic Engineering . Oczekujemy, że potrafisz korzystać z narzędzi AI nie tylko do prostego generowania fragmentów kodu, ale także do planowania implementacji, analizy istniejącego kodu, tworzenia testów, szukania potencjalnych błędów, refaktoryzacji i przygotowywania dokumentacji — przy zachowaniu odpowiedzialności za jakość, bezpieczeństwo i poprawność końcowego rozwiązania. To stanowisko jest dobrą ścieżką rozwoju dla osoby, która zna podstawy PHP i programowania aplikacji webowych, chce pisać bezpieczny i utrzymywalny kod oraz uczyć się budowania oprogramowania cybersecurity używanego w realnych środowiskach firmowych. Jak będziesz pracować Lokalizacja: biuro w Krakowie lub w Zielonej Górze Obszary technologiczne: PHP 8.3, Laravel 12, Angular, Docker, GitHub, AWS, SAML, OpenID Connect, LDAP, Microsoft Entra ID, cloud IAM, CI/CD, AI-assisted development tools, AI coding agents Rozwój: dostęp do kursów online i możliwość dofinansowania certyfikacji Benefity: prywatna opieka medyczna i karta MultiSport Twoje zadania Jako Młodszy Programista PHP w Rublon będziesz: realizować zadania programistyczne w PHP i Laravel na podstawie opisanych wymagań, z pomocą bardziej doświadczonych członków zespołu, rozwijać i poprawiać wybrane fragmenty aplikacji backendowych Rublon MFA, analizować istniejący kod i stopniowo poznawać architekturę platformy oraz domenę enterprise authentication, naprawiać błędy zgłaszane przez zespół QA, support, klientów lub monitoring, pisać i aktualizować testy jednostkowe, integracyjne oraz end-to-end dla rozwijanych funkcjonalności, tworzyć proste endpointy API oraz modyfikować istniejące API zgodnie z ustalonymi wzorcami projektowymi, pracować z relacyjnymi bazami danych, w tym przygotowywać proste migracje, modele i zapytania SQL, wykonywać proste zmiany frontendowe w Angular, gdy będzie to potrzebne, uczestniczyć w code review — zarówno jako autor zmian, jak i osoba ucząca się dobrych praktyk od bardziej doświadczonych programistów, poprawiać jakość, czytelność i utrzymywalność kodu w ramach bieżących zadań, korzystać z GitHub, Docker, CI/CD i narzędzi developerskich używanych w codziennej pracy zespołu, dokumentować wykonane zmiany, decyzje techniczne i istotne szczegóły implementacyjne, poznawać podstawy secure coding, application security oraz projektowania bezpiecznych API, wspierać prace nad integracjami Rublon MFA z systemami enterprise, realizując mniejsze zadania pod opieką doświadczonych programistów, stopniowo poznawać technologie związane z MFA, SSO, SAML, OpenID Connect, LDAP, Microsoft Entra ID i identity management, wykorzystywać narzędzia AI oraz AI coding agents do analizy kodu, planowania implementacji, generowania testów, przygotowywania dokumentacji i szukania możliwych rozwiązań problemów, tworzyć krótkie, precyzyjne instrukcje dla agentów AI, weryfikować ich wyniki i poprawiać je zgodnie z wymaganiami projektu, krytycznie oceniać kod wygenerowany przez AI pod kątem poprawności, bezpieczeństwa, czytelności, zgodności z architekturą i standardami zespołu, współpracować z programistami, QA, product managerem, supportem i specjalistami cybersecurity przy analizie zgłoszeń oraz rozwijaniu produktu. Wymagania Szukamy osoby, która ma: pierwsze komercyjne doświadczenie w programowaniu w PHP, najlepiej minimum 1 rok, albo bardzo dobre projekty własne pokazujące praktyczną znajomość backend developmentu, podstawową znajomość frameworka Laravel lub gotowość do szybkiego rozwoju w tym obszarze, dobrą znajomość podstaw programowania obiektowego w PHP, podstawowe doświadczenie w tworzeniu aplikacji webowych i pracy z relacyjnymi bazami danych, znajomość podstaw SQL oraz umiejętność pracy z bazą danych na poziomie zapytań, migracji i modeli aplikacyjnych, podstawowe doświadczenie w tworzeniu lub używaniu API, szczególnie REST API, znajomość Git i podstaw pracy z repozytorium kodu, rozumienie podstaw testowania aplikacji oraz gotowość do pisania testów automatycznych, podstawową znajomość HTML, CSS i JavaScript, gotowość do pracy z Angularem w zakresie potrzebnym do realizacji prostych zmian frontendowych, praktyczną znajomość narzędzi AI wspierających programowanie, podstawową znajomość podejścia Agentic Engineering , czyli umiejętność wykorzystywania AI coding agents do wspierania pracy programistycznej, umiejętność tworzenia jasnych poleceń dla narzędzi AI, dzielenia pracy na mniejsze kroki oraz weryfikowania wyników generowanych przez AI, świadomość ograniczeń AI i umiejętność samodzielnego sprawdzania poprawności kodu, testów oraz zaproponowanych rozwiązań, podstawowe rozumienie zasad bezpiecznego korzystania z AI w pracy z kodem, dokumentacją i danymi projektowymi, zainteresowanie cyberbezpieczeństwem, uwierzytelnianiem użytkowników, MFA, SSO lub identity security, dokładność, odpowiedzialność i chęć uczenia się od bardziej doświadczonych członków zespołu, umiejętność analizowania problemów technicznych i zadawania właściwych pytań, komunikatywną znajomość języka angielskiego pozwalającą czytać dokumentację techniczną, komunikaty błędów i materiały developerskie. Mile widziane Dodatkowym atutem będzie doświadczenie lub zainteresowanie którymkolwiek z poniższych obszarów: Laravel w projektach komercyjnych lub własnych, PHP 8.x i nowoczesne praktyki programowania w PHP, Angular lub TypeScript, Docker i konteneryzacja aplikacji, GitHub Actions lub inne narzędzia CI/CD, AWS lub inne platformy cloud, projektowanie i implementacja REST API, testy jednostkowe, integracyjne lub end-to-end, podstawy application security, secure coding i OWASP Top 10, SAML, OpenID Connect, OAuth lub LDAP, Single Sign-On, Multi-Factor Authentication, Identity and Access Management, Microsoft Entra ID, FIDO2/WebAuthn, podstawy Linuxa, podstawy administracji systemami lub sieciami, praktyczne użycie AI coding agents w projektach komercyjnych, open source lub własnych, tworzenie agentic workflows wspierających development, testowanie, code review, refaktoryzację lub dokumentowanie kodu, doświadczenie z narzędziami AI wykorzystywanymi do pracy z kodem, testami, dokumentacją lub analizą bezpieczeństwa, udział w projektach open source, formalne wykształcenie informatyczne, cybersecurity lub pokrewne, albo równoważne doświadczenie praktyczne. Dlaczego warto aplikować Ta rola może być dla Ciebie dobrym wyborem, jeśli: chcesz rozwijać się jako backend developer w PHP i Laravel, interesuje Cię cyberbezpieczeństwo, MFA, SSO, identity systems i enterprise authentication, chcesz pracować nad produktem używanym przez firmy na całym świecie, zależy Ci na pisaniu kodu, który ma realny wpływ na bezpieczeństwo użytkowników, chcesz uczyć się budowania bezpiecznych API, integracji i usług chmurowych, chcesz rozwijać się w środowisku, w którym ważne są testy, code review, automatyzacja, dokumentacja i utrzymywalność kodu, chcesz pracować z technologiami takimi jak Laravel, Angular, Docker, AWS, SAML, OpenID Connect, LDAP i Microsoft Entra ID, chcesz wykorzystywać AI coding agents jako realne narzędzie pracy programisty, a nie tylko ciekawostkę technologiczną, interesuje Cię Agentic Engineering i chcesz rozwijać umiejętność współpracy z AI przy tworzeniu kodu, testów, dokumentacji i analiz technicznych, szukasz miejsca, w którym możesz przejść od roli junior developera do samodzielnego programisty backendowego w obszarze cybersecurity. Etapy rekrutacji Po przesłaniu aplikacji: Zaprosimy Cię na rozmowę online z rekruterem. Następnie poprosimy Cię o realizację testu online, który zajmie około 2 godzin. Kolejnym krokiem będzie rozmowa techniczna z osobą z zespołu, podczas której omówimy Twoje doświadczenie, sposób myślenia, podstawy PHP, Laravel, baz danych, aplikacji webowych, testowania oraz Agentic Engineering. Na końcu zaprosimy Cię na rozmowę finalną z CEO.

🏢 Summary: Senior Python Software Engineer role focused on developing and maintaining GIS-based applications for telecommunications network expansion. The position involves building Python services, data pipelines, and geospatial solutions in a SAFe environment using PostgreSQL, QGIS, and DevOps tooling. The offer includes remote work, collaboration in a multi-team setup, and access to training and certifications. 🗂️ Requirements: 5+ years of professional software engineering experience, Strong Python experience, Experience with PostgreSQL, SQL proficiency, Experience with SQLAlchemy, Experience with Alembic, Service-oriented architecture knowledge, API design experience, Automated testing experience, Code review and refactoring skills, Debugging and performance tuning skills, Experience in Agile/SAFe environments, Experience with GitLab, Experience with Jira, Experience with Confluence, Ability to work in Windows Server/RDS environments, Experience with VS Code or PyCharm, Security and privacy-focused development practices 📃 Skills: Python, SQL, PostgreSQL, PLSQL, SQLAlchemy, Alembic, QGIS, GeoServer, GeoPandas, GDAL, Shapefiles, Kedro, GitLab, Jira, Confluence, PowerShell, Conda, JFrog, Oracle, Windows, PyCharm, VSCode 🏢 Description: Rublon Services provides consulting, custom software development, and cloud services. Since 1993, we’ve helped market leaders unlock their potential by delivering digital innovation across the automotive, energy, and telecommunications sectors. Our teams advise clients on innovation and design, build, maintain, and support compliant enterprise software solutions. We are looking for a long-term employee or contractor who will support ongoing development efforts in the following project: Development of GIS Applications Our client, a leading European telecommunications company, is expanding its telecommunications network and needs to strengthen its portfolio of GIS–based applications that support these initiatives. How You’ll Work Location: 100% remote or office in Kraków or Zielona Góra, Poland Technology Stack: Python, Windows Batch, SQL, Oracle PL/SQL, PostgreSQL, QGIS, Conda, JFrog, GitLab Team size: 15 (Developers, Scrum Master, Product Owner, Architect) Self development: access to online training courses, sponsored certifications Benefits for employees: access to private medical care and MultiSport card What You’ll Do As a Senior Python Software Engineer on the Rublon Services team you will: Design, build, and evolve Python services and data-driven components that power GIS planning and delivery applications Develop and maintain data pipelines and processing workflows, turning raw network and spatial data into reliable outputs Work with PostgreSQL to model, query, and migrate application data; write efficient SQL when needed Implement and maintain geospatial capabilities, including working with Shapefiles and geospatial libraries Integrate and operate GIS tooling and services (e.g., GeoServer) and collaborate with users of QGIS Improve system performance, scalability, reliability, and observability (logging, monitoring, metrics) across multiple services/components Contribute to DevOps and delivery activities, including GitLab CI and scripting (PowerShell / occasional Windows batch) Collaborate in a SAFe setup within a multi-team program, participating in refinement, planning, reviews, and cross-team technical alignment Build with security and privacy in mind, incorporating related requirements into day-to-day engineering work Maintain high engineering quality through code reviews, automated testing, and documentation (Jira/Confluence), using VS Code or PyCharm on dedicated Windows machines Skills You Have 5+ years of professional software engineering experience, with strong depth in Python (we currently use Python 3.11) and ownership of production systems end-to-end Practical experience with PostgreSQL, including writing efficient SQL, understanding indexing/performance basics, and designing reliable schemas Hands-on use of SQLAlchemy and Alembic (or equivalent) for ORM-backed development and managing database migrations safely in production Proven ability to design and evolve service-oriented components: API design, integration patterns, backward compatibility, and operational considerations Strong engineering hygiene: automated testing strategy, code reviews, refactoring, debugging, and performance tuning Ability to drive technical decisions: break down ambiguous problems, propose solutions, and align stakeholders (engineers, architect, product) Comfortable operating in a regulated/security-conscious environment; you build with security and privacy as first-class requirements Experience working in Agile delivery (SAFe, ideally at scale) and collaborating across multiple teams using GitLab, Jira, Confluence, and Teams Comfortable working in a Windows Server/RDS development environment using VS Code and/or PyCharm Nice To Haves Geospatial / GIS experience, especially: GeoPandas, GDAL, Shapefiles Experience designing or implementing data pipelines (e.g., Kedro or similar concepts: nodes, datasets, orchestration, reproducibility) Familiarity with GeoServer and serving/publishing spatial layers Basic proficiency with QGIS (using it for inspection/debugging); QGIS plugin development is a plus DevOps/automation exposure: GitLab CI, deployment support, and scripting with PowerShell (and occasional .bat) Working knowledge of Conda for reproducible environments and JFrog Artifactory (or similar) for dependency/package distribution Active use of GitHub Copilot (and comfort with AI-assisted development in a secure enterprise setup) Why Apply Work on real-world telecommunications network development at a leading European telecommunications company; software that directly supports large-scale infrastructure delivery Interesting geospatial and data engineering challenges: spatial datasets, Shapefiles, GIS tooling, and data pipelines at enterprise scale Complex system, clear ownership: you’ll contribute within a large program (multiple teams) while owning meaningful components and services Engineering quality matters: emphasis on reliability, observability, security, and privacy as part of the normal development lifecycle Modern development practices and tooling: GitLab + CI, Jira/Confluence, code reviews, automated testing, and strong collaboration routines A team setup designed to deliver: experienced peers, established ways of working (SAFe), and a structure that supports planning and execution Steps After You Apply You’ll be invited to an online meeting with our recruiter Afterwards, we’ll ask you to do a small assignment, which will then be discussed with one of our technical leads If everything goes well, we will make you an offer and invite you to a final interview

🏢 Summary: Senior Python Software Engineer role focused on developing and maintaining GIS-based applications supporting large-scale telecommunications network expansion. The position involves building Python services, data pipelines, and geospatial components in a SAFe-driven, multi-team environment. Work includes database design, GIS integration, and DevOps collaboration with strong emphasis on quality, security, and scalability. 🗂️ Requirements: 5+ years professional experience in software engineering, Strong expertise in Python (3.11), Experience with PostgreSQL and writing efficient SQL, Hands-on experience with SQLAlchemy and Alembic or equivalent ORM tools, Experience designing service-oriented architectures and APIs, Experience with automated testing and code reviews, Ability to work in Agile/SAFe environment, Experience with GitLab, Jira, Confluence, Experience working in Windows Server/RDS environment 📃 Skills: Python, PostgreSQL, SQL, SQLAlchemy, Alembic, GeoPandas, GDAL, QGIS, GeoServer, Shapefile, GitLab, CI, PowerShell, Windows, Conda, JFrog, Jira, Confluence, VSCode, PyCharm 🏢 Description: Rublon Services provides consulting, custom software development, and cloud services. Since 1993, we’ve helped market leaders unlock their potential by delivering digital innovation across the automotive, energy, and telecommunications sectors. Our teams advise clients on innovation and design, build, maintain, and support compliant enterprise software solutions. We are looking for a long-term employee or contractor who will support ongoing development efforts in the following project: Development of GIS Applications Our client, a leading European telecommunications company, is expanding its telecommunications network and needs to strengthen its portfolio of GIS-based applications that support these initiatives. How You’ll Work Location: 100% remote or office in Kraków or Zielona Góra, Poland Technology Stack: Python, Windows Batch, SQL, Oracle PL/SQL, PostgreSQL, QGIS, Conda, JFrog, GitLab Team size: 15 (Developers, Scrum Master, Product Owner, Architect) Self development: access to online training courses, sponsored certifications Benefits for employees: access to private medical care and MultiSport card What You’ll Do As a Senior Python Software Engineer on the Rublon Services team you will: Design, build, and evolve Python services and data-driven components that power network planning and delivery applications Develop and maintain data pipelines and processing workflows, turning raw network and spatial data into reliable outputs Work with PostgreSQL to model, query, and migrate application data; write efficient SQL when needed Implement and maintain geospatial capabilities, including working with Shapefiles and geospatial libraries Integrate and operate GIS tooling and services (e.g., GeoServer) and collaborate with users of QGIS Improve system performance, scalability, reliability, and observability (logging, monitoring, metrics) across multiple services/components Contribute to DevOps and delivery activities, including GitLab CI and scripting (PowerShell / occasional Windows batch) Collaborate in a SAFe setup within a multi-team program, participating in refinement, planning, reviews, and cross-team technical alignment Build with security and privacy in mind, incorporating related requirements into day-to-day engineering work Maintain high engineering quality through code reviews, automated testing, and documentation (Jira/Confluence), using VS Code or PyCharm on dedicated Windows machines Skills You Have 5+ years of professional software engineering experience, with strong depth in Python (we currently use Python 3.11) and ownership of production systems end-to-end Practical experience with PostgreSQL, including writing efficient SQL, understanding indexing/performance basics, and designing reliable schemas Hands-on use of SQLAlchemy and Alembic (or equivalent) for ORM-backed development and managing database migrations safely in production Proven ability to design and evolve service-oriented components: API design, integration patterns, backward compatibility, and operational considerations Strong engineering hygiene: automated testing strategy, code reviews, refactoring, debugging, and performance tuning Ability to drive technical decisions: break down ambiguous problems, propose solutions, and align stakeholders (engineers, architect, product) Comfortable operating in a regulated/security-conscious environment; you build with security and privacy as first-class requirements Experience working in Agile delivery (SAFe, ideally at scale) and collaborating across multiple teams using GitLab, Jira, Confluence, and Teams Comfortable working in a Windows Server/RDS development environment using VS Code and/or PyCharm Nice To Haves Geospatial / GIS experience, especially: GeoPandas, GDAL, Shapefiles Experience designing or implementing data pipelines (e.g., Kedro or similar concepts: nodes, datasets, orchestration, reproducibility) Familiarity with GeoServer and serving/publishing spatial layers Basic proficiency with QGIS (using it for inspection/debugging); QGIS plugin development is a plus DevOps/automation exposure: GitLab CI, deployment support, and scripting with PowerShell (and occasional .bat) Working knowledge of Conda for reproducible environments and JFrog Artifactory (or similar) for dependency/package distribution Active use of GitHub Copilot (and comfort with AI-assisted development in a secure enterprise setup) Why Apply Work on real-world telecommunications network development at a leading European telecommunications company; software that directly supports large-scale infrastructure delivery Interesting geospatial and data engineering challenges: spatial datasets, Shapefiles, GIS tooling, and data pipelines at enterprise scale Complex system, clear ownership: you’ll contribute within a large program (multiple teams) while owning meaningful components and services Engineering quality matters: emphasis on reliability, observability, security, and privacy as part of the normal development lifecycle Modern development practices and tooling: GitLab + CI, Jira/Confluence, code reviews, automated testing, and strong collaboration routines A team setup designed to deliver: experienced peers, established ways of working (SAFe), and a structure that supports planning and execution Steps After You Apply You’ll be invited to an online meeting with our recruiter Afterwards, we’ll ask you to do a small assignment, which will then be discussed with one of our technical leads If everything goes well, we will make you an offer and invite you to a final interview