Full-Stack-Entwickler mit Architekturkompetenz (m/w/d)

🏢 Summary: Senior Full Stack Engineer role focused on building scalable web applications, solving complex technical challenges, and contributing to architecture decisions in a modern product environment. The position involves full-stack development across frontend, backend, and cloud systems using modern technologies. The offer includes remote work, flexible hours, modern equipment, and growth opportunities in a collaborative team. 🗂️ Requirements: 5+ years of Full Stack Software Engineering experience, Strong algorithmic thinking, Knowledge of data structures, Understanding of software design principles, Performance optimization skills, Experience with TypeScript, Experience with React, Experience with Node.js, Experience with SQL databases, Experience across frontend, backend, and cloud environments, Ability to learn new technologies quickly, Fluent English, Strong communication skills 📃 Skills: TypeScript, React, Node.js, SQL, JavaScript, Cloud 🏢 Description: Senior Full Stack Engineer We are looking for a Senior Full Stack Engineer with strong software engineering fundamentals and excellent algorithmic and problem-solving skills . You'll play a key role in designing scalable applications, solving complex technical challenges and driving architectural decisions in a modern product environment. Responsibilities Design, develop and maintain high-performance web applications. Translate complex business requirements into efficient technical solutions. Build scalable frontend and backend services using modern technologies. Contribute to system architecture, code quality and technical improvements. Collaborate with cross-functional teams and take ownership of features from design to deployment. Requirements 5+ years of experience in Full Stack Software Engineering. Strong algorithmic thinking and solid understanding of data structures, software design principles and performance optimization. Experience with TypeScript, React, Node.js and SQL databases. Ability to quickly learn new technologies and solve complex technical problems. Experience working across frontend, backend and cloud environments. Excellent communication skills and fluent English. What We Offer Remote work model with flexible working hours. Opportunity to work with modern technologies and influence technical decisions. High-quality equipment provided. Fast-paced environment with multiple innovative projects and excellent growth opportunities. Collaborative team where ownership, initiative and continuous learning are highly valued.

🏢 Summary: Senior Full-stack Developer role in a long-term SharePoint (Server SE/Online) project focused on designing and developing key system components, integrations, and modernizations within the Microsoft ecosystem. The position combines backend development in .NET with SPA development (Angular/React) embedded in SharePoint, along with architectural influence and CI/CD automation. The role includes technical leadership, code quality oversight, and participation in system integrations. 🗂️ Requirements: Minimum 5 years experience as Full-stack or .NET Developer, Strong knowledge of ASP.NET, Strong knowledge of C#, Strong knowledge of .NET Core, Experience with Angular or React, Experience with Entity Framework, Experience with Fluent UI 2 or Fluent Design System, Experience integrating with Microsoft Entra ID, Experience with SharePoint Server or SharePoint Online, Experience with application containerization, Experience with CI/CD automation, Experience with Azure DevOps Server, Knowledge of branching strategies and code review practices, Very good Polish language skills, Communicative English skills 📃 Skills: ASP.NET, C#, .NET, Angular, React, SPFx, SharePoint, EntraID, EntityFramework, FluentUI, OpenShift, AzureDevOps, CI/CD, CSOM, PnP 🏢 Description: Do projektu realizowanego w środowisku SharePoint Server SE i/lub SharePoint Online (modern + SPFx) poszukujemy Senior Developera (Full-stack), który będzie odpowiedzialny za projektowanie i rozwój kluczowych komponentów systemu oraz nadzór nad jakością techniczną wytwarzanego oprogramowania. Zespół pracuje w oparciu o analizy biznesowe, projekty funkcjonalne oraz wytyczne architektoniczne. Odpowiadamy za rozwój nowych funkcjonalności, integracje systemowe oraz utrzymanie i modernizację istniejących rozwiązań w ekosystemie Microsoft. Oferujemy Udział w długofalowym, strategicznym projekcie IT Współpracę z doświadczonym, zgranym zespołem Realny wpływ na architekturę i kierunek rozwoju rozwiązania Stabilną współpracę w modelu B2B Elastyczny model pracy (hybrydowy) Obowiązki Projektowanie rozwiązań technicznych zgodnych z architekturą systemu Implementacja kluczowych funkcjonalności w warstwie back-end ( ASP.NET / C# / .NET Core Web API) Rozwój aplikacji SPA (Angular / React) osadzanych w SharePoint (SPFx / model klasyczny) Integracja z Microsoft Entra ID oraz SharePoint Server / SharePoint Online (PnP Framework / CSOM) Udział w projektowaniu integracji systemowych Code review oraz mentoring członków zespołu Automatyzacja i utrzymanie procesów CI/CD (Azure DevOps Server) Dbanie o jakość kodu, standardy inżynierskie i dobre praktyki developerskie Wsparcie procesów releasowych i rozwiązywanie problemów technicznych Wymagania Minimum 5 lat doświadczenia w roli Full-stack / .NET Developera Bardzo dobra znajomość ASP.NET / C# / .NET Core Doświadczenie w pracy z Angular lub React Znajomość Entity Framework Doświadczenie w pracy z Fluent UI 2 / Fluent Design System Praktyka w integracji z Microsoft Entra ID Doświadczenie w pracy z SharePoint Server / SharePoint Online Doświadczenie w konteneryzacji aplikacji (OpenShift) Znajomość pracy z repozytoriami i standardów utrzymania jakości kodu (branching strategies, code review) Bardzo dobra znajomość języka polskiego oraz komunikatywna znajomość angielskiego

🏢 Summary: Senior Full Stack Developer role focused on designing, building, and enhancing enterprise-level applications using .NET and React. The position involves contributing to architecture decisions, improving performance and usability, and ensuring application reliability across the full technology stack. It includes ownership of backend services, frontend development, CI/CD processes, and production support. 🗂️ Requirements: Minimum 5 years of professional experience in .NET application development, Strong proficiency in C# and Web API, Hands-on experience with React for web application development, Advanced knowledge of SQL Server and database architecture, Experience with CI/CD pipelines, Understanding of Software Development Life Cycle, Proficiency in HTML5 and CSS, Experience in system architecture and design patterns, Ability to troubleshoot production issues 📃 Skills: .NET, C#, WebAPI, React, SQL, SQLServer, CI/CD, HTML5, CSS, SDLC 🏢 Description: We Are Hiring: Senior Full Stack Developer (.NET and React) We are seeking an experienced Full Stack Developer who is ready to play a key role in designing, building, and improving enterprise-level applications. This position is ideal for someone who enjoys working across the entire technology stack, contributing to architectural decisions, enhancing user experiences, and ensuring application reliability and performance. This is a senior-level opportunity for a professional who combines deep technical expertise with strong analytical thinking and a proactive mindset. Key Responsibilities Contribute to system architecture planning and technical design discussions Drive user interface enhancements to improve usability, performance, and overall application resilience Apply industry-recognized design principles and architectural patterns when implementing solutions Review and interpret business and technical requirements, proposing improvements where appropriate Produce clear and detailed technical documentation for developed features and systems Build proof-of-concept solutions and prototypes to validate architectural approaches Oversee and manage system modifications within structured service management processes Support and enhance automation initiatives across development and operational workflows Deliver high-quality technical support, ensuring timely resolution of issues Collaborate closely with stakeholders to understand objectives and provide effective solutions Required Qualifications and Experience A minimum of Five years of professional experience developing and maintaining production-grade applications within the .NET ecosystem Strong proficiency in C# and Web API development, with experience building secure, scalable, and high-performing backend services Solid hands-on experience with React, developing dynamic, responsive, and performance-optimized web applications Advanced knowledge of database architecture and SQL Server, including complex query development, performance optimization, and tuning Practical experience with continuous integration and continuous delivery pipelines Comprehensive understanding of the Software Development Life Cycle, from requirements analysis through deployment and ongoing support Strong command of modern web standards including HTML5 and Cascading Style Sheets, with the ability to create intuitive user interfaces Excellent analytical and troubleshooting abilities, particularly in demanding production environments High attention to detail and commitment to delivering robust, maintainable solutions If you are passionate about developing high-quality software, improving system performance, and contributing to meaningful technical decisions, we would welcome the opportunity to connect with you. Please feel free to reach out directly or share this opportunity within your professional network. #Hiring #FullStackDeveloper #DotNet #React #SoftwareEngineering #TechnologyCareers

🏢 Summary: Senior Full Stack Engineer role focused on leading the delivery of scalable, business-critical web applications. The position combines React/Remix front-end development with Python REST APIs, Azure cloud deployment, automated testing, and DevSecOps practices while providing technical leadership in an Agile team. 🗂️ Requirements: Senior full-stack engineering experience, TypeScript, React, Python, RESTful API development, MongoDB, SQL databases, Microsoft Azure, Azure Kubernetes Service, Clean, testable code, Test-driven development, Vitest, Pytest, DevSecOps practices, GitHub workflows, GitHub Actions CI/CD, Kubernetes, ArgoCD, Problem-solving, Technical communication, Bachelor’s degree or equivalent professional experience 📃 Skills: TypeScript, React, Remix, Python, MongoDB, SQL, Azure, AKS, Vitest, Pytest, GitHub, GitHubActions, Kubernetes, ArgoCD, DevSecOps, TDD, GitOps, ES6 🏢 Description: We are seeking an experienced Senior Full Stack Engineer to join a high-performing engineering team responsible for building and enhancing innovative web-based platforms. This role offers the opportunity to work on complex, business-critical applications while driving technical excellence, engineering best practices, and scalable software solutions. As a Senior Engineer, you will take ownership of advanced development initiatives, contribute to architectural decisions, and help shape the future direction of modern web applications. You will work across both front-end and back-end technologies , combining expertise in React-based user interfaces and Python API development to deliver secure, scalable, and maintainable solutions. The ideal candidate will have strong full-stack engineering experience, a passion for clean code and automation, and the ability to solve complex technical challenges within a collaborative, agile environment. Key Responsibilities Lead the design, development, and delivery of complex software engineering initiatives from concept through to production. Architect and build scalable Python RESTful APIs and modern React/Remix-based web applications using service-oriented architecture principles. Develop reusable components, integrations, and technical solutions that improve application scalability and maintainability. Investigate, troubleshoot, and resolve complex technical issues, providing effective solutions and long-term improvements. Establish and promote engineering best practices across development, testing, security, and deployment processes. Champion a DevOps-first mindset , supporting automation, continuous delivery, and operational excellence. Define and address non-functional requirements including performance, accessibility, reliability, and security. Collaborate closely with Product Owners, architects, engineers, and business stakeholders to translate requirements into innovative technical solutions. Provide technical guidance and mentorship to other engineers, encouraging knowledge sharing and continuous improvement. Contribute to Agile delivery practices, supporting effective planning, estimation, and iterative development. Essential Skills & Experience Proven experience as a Senior Full Stack Engineer or similar technical leadership role, delivering complex software solutions. Strong proficiency in TypeScript , including modern ES6+ features and best practices. Extensive experience building dynamic, responsive front-end applications using React , with experience in Remix or similar frameworks preferred. Strong backend development experience using Python , including the design and implementation of RESTful APIs. Solid understanding of database technologies, including MongoDB and relational SQL databases. Hands-on experience with Microsoft Azure , particularly Azure Kubernetes Service (AKS) and cloud-native application deployment. Strong commitment to writing clean, maintainable, and highly testable code. Experience with Test Driven Development (TDD) and automated testing frameworks, including: Unit testing with Vitest and Pytest Functional testing exposure with Playwright is desirable. Strong understanding of modern DevSecOps practices , including: GitHub version control workflows CI/CD automation using GitHub Actions Containerised application deployment using Kubernetes GitOps practices with ArgoCD Excellent problem-solving skills with strong attention to technical detail and quality. Strong communication skills with the ability to collaborate effectively with both technical and non-technical stakeholders. Bachelor’s degree in Computer Science, Engineering, or a related discipline, or equivalent professional experience. Desirable Skills Azure Developer certification, particularly AZ-204 . Experience working with Databricks or modern data platforms. Experience working in Scrum-based Agile environments . Previous experience working with large-scale enterprise applications and distributed systems.

🏢 Summary: Senior Full Stack Developer role focused on building an enterprise AI agent management platform, with strong emphasis on backend development in Python. The position involves developing scalable web applications using Python and React, designing architecture, building REST APIs, and working on authentication and SSO integrations. The role includes collaboration on technical decisions, mentoring developers, and contributing to production-grade enterprise solutions. 🗂️ Requirements: 5+ years of commercial development experience, Strong Python knowledge, Commercial experience with React, Experience building web applications, Experience with Django, FastAPI or similar frameworks, Experience designing software architecture, Experience building scalable applications, Experience working with production systems, Practical knowledge of REST API, Knowledge of authentication and authorization, English level B2 or higher 📃 Skills: Python, React, Django, FastAPI, Celery, Docker, REST, SSO, API, Microservices 🏢 Description: O projekcie Projekt dotyczy budowy rozwiązania wspierającego organizacje enterprise we wdrażaniu i zarządzaniu agentami AI. Produkt rozwijany jest we współpracy z klientami enterprise i odpowiada na rzeczywiste potrzeby biznesowe. O roli Poszukujemy Senior Full Stack Developera, który dołączy do zespołu rozwijającego aplikację webową dla klientów enterprise. Jest to rola Full Stack z wyraźnym naciskiem na rozwój backendu w Pythonie. Będziesz rozwijać zarówno backend, jak i frontend aplikacji, uczestniczyć w projektowaniu rozwiązań oraz brać udział w decyzjach architektonicznych. Zakres obowiązków rozwój aplikacji webowej z wykorzystaniem Pythona i React, projektowanie i rozwój backendu, rozwój komponentów frontendowych w React, rozwój REST API, rozwój i utrzymanie aplikacji produkcyjnych, projektowanie skalowalnych rozwiązań dla klientów enterprise, praca nad authentication, authorization i integracjami SSO, udział w decyzjach architektonicznych oraz proponowanie rozwiązań, udział w code review i design sessions, współpraca z zespołem przy podejmowaniu decyzji technicznych, wspieranie mniej doświadczonych programistów poprzez dzielenie się wiedzą. Stack technologiczny Python React Django Celery Docker Czego oczekujemy 5 lat lub więcej doświadczenia komercyjnego, bardzo dobrej znajomości Pythona, komercyjnego doświadczenia z React, doświadczenia w tworzeniu aplikacji webowych, doświadczenia z Django, FastAPI lub podobnym frameworkiem, doświadczenia w projektowaniu architektury oprogramowania, doświadczenia w budowaniu skalowalnych aplikacji, doświadczenia w pracy z systemami produkcyjnymi, praktycznej znajomości REST API, znajomości zagadnień związanych z authentication i authorization, bardzo dobrej komunikacji, języka angielskiego na poziomie minimum B2. Dodatkowym atutem będzie doświadczenie z aplikacjami enterprise, znajomość SSO lub federated identity, doświadczenie w tworzeniu Python SDK, doświadczenie z architekturą opartą o API lub mikroserwisy. Model pracy praca w modelu hybrydowym w Krakowie, preferowane 1–3 dni w tygodniu w biurze (możliwe jest indywidualne ustalenie liczby dni). Oferujemy wynagrodzenie: 160–270 PLN/h, współpracę w oparciu o B2B, długoterminową współpracę, realny wpływ na architekturę i rozwiązania techniczne, pracę nad produktem dla klientów enterprise, pracę nad produktem wykorzystującym rozwiązania AI. Proces rekrutacyjny Rozmowa z rekruterem. Rozmowa Cultural Fit. Rozmowa techniczna. Decyzja. Proces nie obejmuje zadania domowego ani live codingu.

🏢 Summary: Senior Fullstack Developer role focused on building and scaling high-availability microservices-based systems in a large-scale digital transformation program. The position involves developing backend services in Java (Spring Boot) and contributing to Angular frontend, with strong emphasis on performance, integration, and DevOps collaboration. The role includes architectural input and ensuring high code quality within CI/CD environments. 🗂️ Requirements: Min. 5 years of experience with Java, Min. 5 years of experience with Spring, Spring Boot, Spring Cloud, Hibernate, Experience with Liquibase, Experience with Angular, Experience with Apache Kafka, Experience with Git and Maven, Experience in writing unit tests, Knowledge of OOP and Functional Programming, Experience with Docker and Kubernetes, Knowledge of RabbitMQ and ElasticSearch, Ability to scale systems and optimize performance, Knowledge of application performance diagnostics tools 📃 Skills: Java, Spring, SpringBoot, SpringCloud, Hibernate, Liquibase, Angular, TypeScript, Kafka, RabbitMQ, Git, Maven, Docker, Kubernetes, ElasticSearch, OOP, FunctionalProgramming, Microservices, CICD, Sonar, IntelliJ, Jira, Bitbucket, Bamboo 🏢 Description: Dla naszego klienta – jednej z największych instytucji finansowo-ubezpieczeniowych w Europie Środkowo-Wschodniej, realizującej zaawansowane projekty cyfrowe i technologiczne na dużą skalę – poszukujemy doświadczonego Senior Fullstack Developera . Firma przechodzi intensywną transformację cyfrową, rozwijając nowoczesne systemy o wysokiej dostępności i wydajności. Stack technologiczny Back-end: Java, Spring, Spring Boot, Hibernate, Liquibase, Kafka Front-end: Angular, TypeScript DevOps & środowisko: Docker, Kubernetes Narzędzia: IntelliJ, Jira, Bitbucket, Bamboo, Sonar, CI/CD Zakres obowiązków Projektowanie i rozwój nowoczesnych aplikacji w architekturze mikroserwisowej Tworzenie oraz rozwój warstwy backendowej w Javie (Spring Boot) Współtworzenie i rozwój frontendu w Angularze Integracja systemów z wykorzystaniem Kafki oraz RabbitMQ Optymalizacja wydajności oraz skalowanie aplikacji Udział w projektowaniu rozwiązań architektonicznych Współpraca z zespołem DevOps w zakresie CI/CD oraz wdrożeń Dbanie o jakość kodu (testy jednostkowe, code review, Sonar) Wymagania (Must Have) Bardzo dobra znajomość Java (min. 5 lat) Bardzo dobra znajomość Spring / Hibernate, Spring Boot, Spring Cloud (min. 5 lat) Dobra znajomość Liquibase Doświadczenie w pracy z Angular Doświadczenie z Apache Kafka Znajomość Git, Maven Doświadczenie w pisaniu testów jednostkowych Znajomość paradygmatów OOP oraz Functional Programming Doświadczenie z Docker, Kubernetes Znajomość RabbitMQ, ElasticSearch Umiejętność skalowania systemów oraz optymalizacji wydajności Znajomość narzędzi do diagnostyki wydajności aplikacji Oferujemy Umowa B2B oraz stabilna, długoterminowa współpraca Prywatna opieka medyczna Luxmed Karta sportowa Multisport Praca hybrydowa (1 x w tygodniu przyjazd do biura w Warszawie) Proces rekrutacyjny: Rozmowa HR - 20 min Spotkanie z klientem - 1 h

🏢 Summary: Mid/Senior Fullstack Developer role focused on designing and developing modern web applications across the entire technology stack. The position involves full software lifecycle participation, including architecture design, backend and frontend development, database modeling, API integrations, testing, and CI/CD processes. The developer will build new solutions and enhance existing systems with strong emphasis on quality, performance, and automation. 🗂️ Requirements: Minimum 2 years of web application development experience, Experience delivering at least 3 projects end-to-end, RWD development using Bootstrap 4 and BEM, Very good knowledge of HTML5, CSS3, SASS, SCSS, JavaScript, Experience with React or Angular or Vue or Redux, Experience with REST API integration, Experience with Python frameworks: Django or Flask or FastAPI, Experience with SQL and NoSQL databases, Experience with Docker or Podman, Experience with CI/CD pipelines, Experience writing tests using unittest or pytest, Experience with Git version control 📃 Skills: HTML5, CSS3, SASS, SCSS, JavaScript, React, Angular, Vue, Redux, Python, Django, Flask, FastAPI, SQL, NoSQL, REST, Docker, Podman, CI/CD, unittest, pytest, Git, Bootstrap, BEM, RWD 🏢 Description: Szukasz projektu, w którym będziesz mieć realny wpływ na rozwój nowoczesnych aplikacji webowych, uczestniczyć w projektowaniu architektury oraz pracować nad rozwiązaniami obejmującymi cały stack technologiczny? Dla naszego klienta poszukujemy Mid/Senior Fullstack Developera, który wesprze zespół w tworzeniu nowych aplikacji webowych oraz rozwoju istniejących rozwiązań. Osoba na tym stanowisku będzie uczestniczyć w pełnym cyklu wytwarzania oprogramowania – od analizy wymagań biznesowych, przez projektowanie i implementację, aż po wdrożenie i utrzymanie systemów. Twój zakres obowiązków: Projektowanie i rozwój aplikacji webowych: Tworzenie oraz rozwijanie nowoczesnych aplikacji webowych w oparciu o technologie frontendowe i backendowe, z uwzględnieniem wymagań biznesowych, wydajnościowych oraz jakościowych. Współpraca przy analizie i planowaniu rozwiązań: Ścisła współpraca z Product Ownerem, analitykami oraz interesariuszami biznesowymi w zakresie zbierania wymagań, planowania prac, estymacji zadań i proponowania optymalnych rozwiązań technologicznych. Implementacja nowych funkcjonalności: Projektowanie i rozwój nowych modułów systemowych, integracji oraz funkcjonalności wspierających realizację celów biznesowych organizacji. Projektowanie i rozwój warstwy danych: Tworzenie, rozwój i optymalizacja struktur baz danych SQL i NoSQL, modelowanie danych oraz zapewnienie wydajnej komunikacji pomiędzy aplikacją a warstwą bazodanową. Integracja systemów i rozwój API: Implementacja oraz rozwój usług opartych o REST API, integracja z systemami zewnętrznymi oraz zapewnienie niezawodnej wymiany danych pomiędzy komponentami rozwiązania. Dbałość o jakość i automatyzację procesów: Tworzenie testów jednostkowych i automatycznych, udział w procesach CI/CD, wykorzystanie konteneryzacji oraz wdrażanie dobrych praktyk programistycznych zapewniających wysoką jakość kodu. Współpraca zespołowa i rozwój architektury: Aktywny udział w pracach zespołu projektowego, code review, dzieleniu się wiedzą oraz współtworzeniu architektury rozwijanych rozwiązań. Dokumentacja techniczna: Przygotowywanie i aktualizacja dokumentacji technicznej, projektowej oraz powykonawczej, wspierającej utrzymanie i dalszy rozwój aplikacji. Nasze wymagania: Minimum 2 lata doświadczenia w tworzeniu aplikacji webowej Przynajmniej 3 projekty realizowanych w zespole kilku osobowym lub samodzielnie - w pełnym cyklu wdrożenia rozwiązania od identyfikacji źródeł danych do uruchomienia aplikacji. Umiejętność wytwarzania stron internetowych w technice RWD (Bootstrap 4) w metodologii BEM Bardzo dobra znajomość HTML5, CSS3, SASS, SCSS oraz JavaScript Doświadczenie w pracy z jednym z Framework’ów: ReactJS , Angular, Vue, Redux Umiejętność pracy z API REST Znajomość technologii Python DJango, Flask, FastAPI Doświadczenie w pracy z bazami danych SQL jak i NoSQL Preferowane środowisko programistyczne: VS Code, PyCharm Znajomość konteneryzacji (Docker/Podman) Doświadczenie z procesami CI/CD Doświadczenie z GIS Umiejętność pisania testów z wykorzystaniem unittest/pytest Praca z wykorzystanym system kontroli wersji GIT Mile widziane: Doświadczenie z K8s Doświadczenie z GitLab Znajomość Jenkins oraz Selenium

🏢 Summary: Senior Full Stack Developer role focused on building and operating a cloud-native product suite for asset lifecycle and investment decision-making. The position combines hands-on .NET/C#, Angular, AWS, integrations, DevOps, and production-quality ownership in a data-intensive environment. 🗂️ Requirements: Extensive .NET Core, C#, and Angular experience, Distributed systems and REST API integration experience, Microservices, Docker, Kubernetes, and Kafka or AMQ experience, SQL and/or NoSQL database experience, AWS cloud-native solution experience, CI/CD, test automation, and release management experience, Git, Azure DevOps, and/or GitHub Actions experience, Containerized application experience, Senior-level technical ownership and problem-solving, Stakeholder and technical communication skills 📃 Skills: .NET, C#, Angular, AWS, EKS, Docker, Kubernetes, Kafka, AMQ, REST, SQL, NoSQL, Git, DevOps, CI/CD, Azure, GitHub 🏢 Description: We are looking for an experienced Senior Full Stack Developer to support the development of a complex product suite used in a large-scale asset lifecycle and investment decision environment. The solutions help business and technical teams work with transparent, reliable, and traceable data, supporting better decisions around business cases, assumptions, calculations, forecasts, cost models, and operational planning. This is a senior hands-on engineering role combining backend, frontend, cloud, integrations, and production ownership. You will join a product environment where software quality, maintainability, cloud-native engineering, and strong technical ownership are key. About the role You will work on a suite of digital products used by different business functions, including engineering, finance, procurement, business development, project teams, and asset management stakeholders. The platform includes case management and orchestration capabilities, specialist tools for forecasting and cost estimation, data-driven components for assumptions and market information, and a reporting/data warehouse layer. The goal is to ensure that data, calculations, and business assumptions remain consistent, traceable, and reliable across products and processes. Key responsibilities Design, develop, and maintain scalable applications using .NET / C#, Angular, cloud services, and modern integration patterns. Build secure, maintainable, and reliable software aligned with product and architecture goals. Take ownership of solution quality, including security, compliance, authentication, authorization, and data protection. Improve production applications with a focus on reliability, performance, observability, incident resolution, and long-term maintainability. Work with cloud-native architecture and deployment patterns, primarily in AWS. Design and maintain integrations using REST APIs, microservices, and messaging platforms such as Kafka. Support DevOps practices: CI/CD, test automation, release management, and developer productivity improvements. Participate in technical discussions, architecture decisions, code reviews, and solution design. Mentor less experienced engineers and support high engineering standards across the team. Collaborate with architects, product owners, and stakeholders to translate business needs into robust technical solutions. Requirements Extensive hands-on experience with .NET Core, C#, and Angular. Strong understanding of object-oriented programming, clean code, SOLID, design patterns, and maintainable architecture. Experience building distributed systems and integrations using REST APIs, microservices, Docker, Kubernetes, and messaging platforms such as Kafka or AMQ. Experience working with SQL and/or NoSQL databases. Strong practical experience with cloud-native solutions on AWS, including areas such as: EKS / Kubernetes cloud storage secrets management, e.g. AWS Secrets Manager monitoring and observability production-grade deployments infrastructure automation Good understanding of DevOps practices and tools for automation, CI/CD, testing, and releases. Experience with Git, Azure DevOps, and/or GitHub Actions. Ability to work with containerized applications using Docker and Kubernetes. Senior-level ownership, strong problem-solving skills, and the ability to balance delivery speed with long-term quality. Strong communication skills and experience working with architects, product owners, and business stakeholders. Nice to have Experience with data-heavy applications, reporting platforms, forecasting tools, cost estimation, or business case systems. Experience with asset management, finance, investment-related systems, or complex operational platforms. Experience mentoring engineers and influencing technical direction in a product team.

🏢 Summary: Senior Fullstack Developer role focused on designing and building secure, scalable microservices and modern SPA applications in an international environment. The position is hands-on, backend-oriented with active frontend development, emphasizing high code quality, event-driven architecture, and strong security standards. The role includes architecture contribution, CI/CD implementation, and maintaining large-scale systems. 🗂️ Requirements: Strong fullstack development experience (backend and frontend), Senior-level hands-on coding experience, Expertise in Java 17–21, Experience with Spring Boot 3.x microservices, Experience with Kafka and event-driven architecture, Strong SQL knowledge (Oracle), Experience with Redis, Experience with Angular SPA development, Strong TypeScript knowledge, Knowledge of Node.js, Understanding of DDD, Knowledge of web security principles, Experience with OIDC and OAuth2, Experience with CI/CD pipelines, Experience with large-scale applications, Fluent English, Availability to work from Warsaw office 2x/week 📃 Skills: Java, SpringBoot, Kafka, SQL, Oracle, Redis, DDD, Node.js, TypeScript, Angular, Webpack, OIDC, OAuth2, OWASP, Git, GitLab, Jenkins, Maven, Docker, Kubernetes, IntelliJ, VSCode, Jira, Confluence, Python, CICD 🏢 Description: Mission & Responsibilities As a Senior Fullstack Developer, you will design, build, and maintain modern, secure, and scalable applications that support critical business processes. You will work hands-on across both backend and frontend, contributing directly to software development rather than people management. Your mission is to ensure service continuity, high code quality, and alignment with business and security standards, while actively collaborating with international stakeholders in an English-speaking environment. Key Responsibilities Design, develop, and maintain fullstack applications (backend-focused with modern frontend) Build secure, scalable, maintainable, and testable software Develop Java-based microservices using Spring Boot Contribute to Single Page Applications (SPA) development Collaborate with business and technical stakeholders on requirements Participate in architecture design and technical decisions Integrate systems using event-driven architectures (Kafka) Optimize and maintain existing codebases Implement automated testing and CI/CD pipelines Ensure application security (authentication, identity management) Maintain technical documentation Share best practices within developer communities Continuously improve skills and stay up to date with modern technologies Requirements Backend & Architecture Java 17–21 (modern Java, no legacy) Spring Boot 3.x (microservices) Kafka (event-driven systems) SQL (Oracle) Redis (experience or strong understanding) Domain Driven Design (DDD) Frontend Node.js TypeScript Angular (SPA development) Strong knowledge of Angular best practices Webpack (nice to have) Security Strong web security knowledge OIDC & OAuth2 Identity management platforms (nice to have) OWASP awareness (certifications are a plus) DevOps & Tools Git CI/CD: GitLab CI (Jenkins nice to have) Maven (nice to have) Docker & Kubernetes (nice to have) IntelliJ, VS Code Jira & Confluence Additional Python (nice to have) AI-based coding tools (nice to have) Ways of Working Agile (Scrum, Kanban) DevOps mindset Distributed, international collaboration Soft Skills Strong teamwork and collaboration Analytical and problem-solving mindset Independent work on complex topics Adaptability and results-driven attitude Continuous learning mindset Candidate Profile (Must-have) Strong fullstack experience (backend-only profiles will not be considered) Senior-level hands-on developer (not a manager or lead) Experience with large-scale applications Excellent English communication skills Willingness to work from the office in Warsaw 2x/week If you're a hands-on engineer who enjoys building high-quality systems and working in an international environment — we’d love to hear from you.

🏢 Summary: Senior Fullstack Engineer role focused on developing and maintaining scalable web applications in a hybrid work environment across Europe. The position involves full-stack development, cross-functional collaboration, performance optimization, and secure deployment using modern frontend and backend technologies. 🗂️ Requirements: 5+ years of full-stack web development experience, Proficiency in JavaScript, Proficiency in TypeScript, Experience with React or Angular, Knowledge of Node.js, Python, or Java, Experience with RESTful APIs, Experience with SQL and NoSQL databases, Experience with cloud services, Understanding of Agile methodologies, Good command of English, Legal right to work in the European Union 📃 Skills: JavaScript, TypeScript, React, Angular, Node.js, Python, Java, REST, SQL, NoSQL, Cloud, Agile, CI/CD, DevOps 🏢 Description: Empower digital experiences — craft innovative solutions in web development! Hybrid work model in Europe, with up to three remote days per week. As a Senior Fullstack Engineer – Web Applications, you will be working on delivering cutting-edge web solutions that transform user engagement and business performance. You will play a pivotal role in designing, developing, and maintaining scalable web applications that drive innovation and efficiency for global clients. Main responsibilities: - Develop and maintain full-stack web applications using modern technologies and best practices. - Collaborate with cross-functional teams to define technical solutions and ensure high-quality deliverables. - Implement new features, optimize performance, and troubleshoot issues across frontend and backend components. - Participate in code reviews and contribute to continuous improvement of development processes. - Ensure application security and data integrity in line with industry standards. - Stay current with emerging web technologies and recommend innovative approaches. - Support deployment and integration processes, ensuring seamless user experiences. You're ideal for this role if you have: - 5+ years of experience in full-stack development, particularly in building web applications. - Proficiency in JavaScript, TypeScript, and frameworks like React or Angular. - Strong knowledge of backend technologies such as Node.js, Python, or Java. - Experience with RESTful APIs, databases (SQL and NoSQL), and cloud services. - Good understanding of software development lifecycle and Agile methodologies. - Ability to work independently and collaboratively in a hybrid environment. Strong plus: - Certification in relevant technologies or methodologies. - Experience with CI/CD pipelines and DevOps practices. Language required: - Good command of English. Eligibility: - Only candidates with an existing legal right to work in the European Union will be considered for this role.