Senior Backend Typescript Developer– Node.js / AWS (f/m)

🏢 Summary: Opportunity to architect and build a brand-new, high-scale, event-driven backend product from scratch using Node.js and TypeScript on AWS. The role focuses on designing resilient distributed systems, owning features end-to-end, and shaping technical direction in a high-growth environment. You will drive scalable architecture, ensure high code quality, and deploy production-ready services for global workloads. 🗂️ Requirements: 5+ years experience with Node.js and TypeScript in production environments, Advanced proficiency with AWS (Lambda, ECS, S3, RDS), Strong expertise in system design and scalability, Experience designing event-driven architectures, Experience with modern testing frameworks (Vitest, Jest, Playwright), Ability to build and deploy distributed systems, Experience with SQL and NoSQL databases, Knowledge of CI/CD practices using Docker and Kubernetes, Professional English proficiency 📃 Skills: Node.js, TypeScript, AWS, Lambda, ECS, S3, RDS, Vitest, Jest, Playwright, Docker, Kubernetes, SQL, NoSQL, Go, React, CI/CD 🏢 Description: We are looking for a high-impact engineer to architect a brand-new product from the ground up. In this role, you will bypass maintenance of legacy systems to design and develop high-scale, event-driven backend infrastructures. Operating at the intersection of technical rigor and rapid product evolution, you will thrive in an environment of high ambiguity where your architectural decisions define the roadmap. Core Responsibilities Architect and scale mission-critical backend services using Node.js and TypeScript . Design and implement high-performance APIs and sophisticated event-driven architectures on AWS . Engineer resilient, distributed systems capable of managing intensive global workloads. Own feature development end-to-end, navigating the lifecycle from initial design to production deployment. Partner closely with product and cross-functional engineering leads to drive technical innovation. Mentor the engineering squad and champion elite standards in code quality, security, and testing. Adapt and pivot technical strategies as the product scales and new challenges emerge. Technical Requirements 5+ years of hands-on experience deploying Node.js and TypeScript in high-stakes production environments. Advanced proficiency with the AWS ecosystem, including Lambda, ECS, S3, and RDS. Deep expertise in system design, scalability, and modern event-driven paradigms. Experience utilizing modern testing frameworks such as Vitest, Jest, or Playwright to ensure zero-defect deployments. Elite problem-solving skills with the ability to operate autonomously in a fast-moving hub. Professional fluency in English with a track record of driving cross-functional alignment. A high-velocity mindset suited for a dynamic, high-growth engineering culture. Additional Assets Hands-on experience with Go . Background in distributed systems or complex event-driven platforms. Experience integrating LLMs or modern AI tooling into production workflows. Practical knowledge of React or modern frontend frameworks. Deep understanding of SQL/NoSQL database optimization and CI/CD best practices via Docker and Kubernetes. The Offer Competitive compensation aligned with the top-tier Kraków tech market (UoP or B2B options). Flexible hybrid work model based in the heart of Kraków. Radical ownership and the unique opportunity to shape a global product from day one. Collaborative, English-speaking engineering environment within a stable, profitable firm with a long-term vision.

🏢 Summary: Full Stack Developer role focused on building scalable, cloud-native APIs and data pipelines in AWS using TypeScript and serverless architecture. The position involves developing and maintaining backend services, infrastructure as code, and CI/CD processes in a fully remote, long-term project. The role also includes partial development of Java services and working within a SAFe Agile environment. 🗂️ Requirements: Proven experience as Full Stack Developer, Strong proficiency in TypeScript and Node.js, Hands-on experience with AWS services: Lambda, S3, StepFunctions, EventBridge, DynamoDB, APIGateway, CDK, Experience with CICD tools such as GitHubActions or Bamboo, Strong SQL skills and experience with PostgreSQL, Experience with NoSQL databases, Ability to develop and maintain Java services, Understanding of serverless and event-driven architecture, Experience with OpenAPI or Swagger, Experience with authentication and authorization frameworks such as Auth0, AzureAD, PingIdentity, Experience working in SAFe Agile environment, EU citizenship and residence in Poland 📃 Skills: TypeScript, Node.js, AWS, Lambda, S3, StepFunctions, EventBridge, DynamoDB, APIGateway, CDK, PostgreSQL, SQL, MongoDB, CICD, GitHubActions, Bamboo, Java, Python, OpenAPI, Swagger, Auth0, AzureAD, PingIdentity, Serverless, SAFe 🏢 Description: In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future. We are seeking for an experienced Full Stack Developer (TypeScript&AWS) to join a fully remote l development team delivering scalable, cloud-native solutions. The role focuses on building modern APIs and data pipelines using serverless and event-driven architecture within AWS environment. Project information: Type of project: IT Services Office location: Warszawa, Poland Work mode: Remote Budget: 100-120 PLN net/h - b2b Project length: Long-term Only candidates with citizenship in the European Union and residence in Poland Start date: ASAP (depending on candidate availability) Project scope: Design, develop, and maintain APIs using TypeScript (Node.js) and serverless architecture patterns Build and manage data ingestion pipelines using AWS Lambda, S3, PostgreSQL, and Step Functions Implement infrastructure as code using AWS CDK Collaborate with DevOps teams to manage deployments via CI/CD tools (GitHub Actions/Bamboo) Use AWS SDKs to integrate AWS services within application code Develop and maintain Java-based services where required (approximately 20% of the role) Work with NoSQL databases such as DynamoDB or MongoDB, as well as relational databases Ensure robust data validation, error handling, and orchestration in pipelines Document APIs using OpenAPI/Swagger for seamless front-end/back-end integration Implement secure authentication and authorization mechanisms (Auth0 or similar solutions) Participate in SAFe Agile ceremonies including PI Planning, Sprint Planning, Daily Stand-ups, and Retrospectives Collaborate cross-functionally with Product Owners, Scrum Masters, and development teams Requirements: Proven experience as a Full Stack Developer or similar role Strong proficiency in TypeScript (Node.js) Hands-on experience with AWS services: Lambda, S3, Step Functions, EventBridge, DynamoDB, API Gateway, and CDK Experience with CI/CD tools such as GitHub Actions or Bamboo Strong SQL skills and experience with relational databases (PostgreSQL preferred) Experience working with NoSQL databases Ability to develop and maintain Java services; Python knowledge is a plus Understanding of data validation, error handling, and pipeline orchestration Familiarity with authentication and authorization frameworks (Auth0, Azure AD, Ping Identity, or similar) Strong analytical thinking and problem-solving skills Excellent communication skills and ability to work in cross-functional teams Experience working in a SAFe Agile environment and understanding Lean-Agile principles We offer: Opportunity to work on modern, cloud-native AWS projects Fully remote working model Full-time job agreement based on on b2b Private medical care with dental care (covering 70% of costs) Multisport card (also for an accompanying person) Life insurance

🏢 Summary: Senior Backend Engineer role focused on designing, building, deploying, and maintaining scalable backend systems using TypeScript and Node.js in a cloud environment. The position involves developing microservices on AWS, shaping system architecture across platforms, and ensuring production reliability for international users. Strong emphasis on clean architecture, testing, and infrastructure as code. 🗂️ Requirements: 5+ years backend development experience in production environments, Expert hands-on experience with TypeScript and Node.js, Strong knowledge of software engineering principles, testing, data structures, and algorithms, Experience designing and developing REST APIs, Experience with event-driven architecture, Experience building and maintaining microservices, Hands-on experience with AWS cloud services, Experience with Infrastructure as Code using Terraform, Experience with CI/CD pipelines and related tools, Strong knowledge of PostgreSQL and DynamoDB, Proficiency in OO design patterns, SOLID principles, and Clean Code, Computer Science degree, Experience working with Agile methodologies such as SCRUM or Kanban 📃 Skills: TypeScript, JavaScript, Node.js, AWS, Terraform, CircleCI, Docker, Datadog, PostgreSQL, DynamoDB, REST, CICD, Microservices, OOP, SOLID, Algorithms, DataStructures, SCRUM, Kanban 🏢 Description: About the role You will need to be an expert in backend development with a thorough understanding of the technologies involved. Strong backend skills where you can demonstrate your ability to apply these technologies, as well as deploy and maintain them will be crucial to success. Technologies we work with: Typescript, JavaScript, Node.js, REST APIs, AWS, Terraform Responsibilities: Designing, writing, testing functionalities for a backend system written in TypeScript, Node.js Deploying and maintaining microservices in AWS using Terraform Design software architecture between backend, frontend and mobile apps Maintaining system on production used by consumers from several European countries Debugging issues Scoping and assessing the complexity of features Participating in sprint planning, daily sprints and meetings with product owners for grooming new features Recruiting and mentoring team members Collaborating with other team members and teams that depend on the functionalities that you develop Required qualifications: 5+ years of production software development experience in backend Strong understanding of software engineering principles, testing, data structures and algorithms Expert hands-on experience in technologies such as Typescript / Node.js Experience in developing Cloud and Infrastructure solutions with AWS and CI/CD processes supported by tools like Terraform, CircleCI, Docker, Datadog, etc. Strong knowledge of DBMS like PostgreSQL, DynamoDB Expertise in REST APIs, Experience in event driven architecture Proficiency in OO design patterns, SOLID principles, Clean Code and solving architectural problems Computer Science degree Experience working with Agile methodologies such as SCRUM and/or Kanban Good communication and collaboration skills Self-motivation, proactive attitude Proficiency in English Nice to have: Exposure to frontend development in React Working experience with one of the object-oriented and/or functional languages such as C#, Python Java, Golang, Kotlin

🏢 Summary: Full-time Backend Developer role focused on building and maintaining scalable Node.js and TypeScript applications for US clients across various industries, including MVP-stage products. The position involves designing backend architecture, working with SQL/NoSQL databases, and collaborating in Scrum teams in a flexible, remote-first environment. The offer includes long-term cooperation and participation in diverse, technically challenging projects. 🗂️ Requirements: 2+ years commercial experience in Node.js, Experience with Node.js frameworks (Express.js, NestJS or similar), Strong proficiency in TypeScript, Experience with SQL databases, Experience with NoSQL databases, Knowledge of SOLID and KISS principles, Knowledge of design and architecture patterns, Experience with Docker, Experience with GitHub Actions, Basic experience with AWS services, Ability to use ORM or query builders (e.g. Prisma, Knex), English level B2, Polish level C1 📃 Skills: Node.js, TypeScript, JavaScript, Express, NestJS, Fastify, SQL, NoSQL, Prisma, Knex, Docker, AWS, GitHub, GitHubActions, React 🏢 Description: We are looking for skillful Backend Developers to join one of our teams working with US clients - referrals from the high-end American IT market. Our tech stack is built around React, Node.js and TypeScript. We are working with well-established companies and sometimes startups in their early stages (MVPs), which makes the job full of diversity and exciting challenges while crafting cutting-edge solutions. Enjoy the flexibility of working within the Polish time zone and collaborate with clients from diverse industries such as FinTech, SportsTech, MedTech, and many others. Required skills: 2+ years of commercial experience in Node.js, SQL and NoSQL DBs, knowledge of JS frameworks (e.g Express.js, NestJS), experience in TypeScript, SOLID and KISS, knowledge about design and architecture patterns, know how and why Docker and GitHub Actions works, basic usage of AWS services, English B2, Polish C1 Offer: B2B/UZL, paid days off, 100% remote (or hybrid/onsite - as you prefer), Polish time zone, flexible hours, full-time position, long-term contract, Scrum Teams Perks and Benefits: Budgets for self-development, integrations, healthcare & sport activities, Mentoring Program, Individual Career Path, Paid Time Off, Paid Health Break & more Tools you'll use: Apple MacBook Pro, Slack, GSuite, GitHub, Jira, Coda, FigJam Your future tasks and duties: Writing readable and easy-to-maintain JS/TS code with OOP flavor Writing documentation for delivered code Code review of other developers in the team Direct involvement with the design and modification of basic DB structures Propose improvements and share proactive ideas/solutions with the team to enhance the team's work processes Share insights with the team to diagnose issues and focus on solutions Actively participate in project discussions Listen to the client's needs and, after consulting the team, suggest solutions Support less experienced team members About you - Tech skills & Experience: 2+ years of commercial experience in Node.js Good experience with at least one Node.js backend framework (e.g. Express.js, NestJS, Fastify, etc) - you know most of its basic APIs/features, worked on at least 1-2 projects involving such technologies Strong proficiency in TypeScript. You have practical experience with static typing, advanced types, and configuring TS compilers, treating it as your primary language to build robust and type-safe backend applications Potentially worked with NoSQL databases and/or in-memory databases and utilized them as a data store Worked with SQL databases (integration-wise and as a basic design skill) with ORM or query builder tool (ie. Prisma, Knex) Knows the basics of building AI applications (RAG, Agents, etc.) Use AI effectively in their work About you - Soft Skills: English level B2 to cooperate with American clients Polish level C1 to communicate easily within the team Open-minded to new challenges (e.g. different frameworks) Understand the significance of MVP and prioritize the pursuit of excellence and high-quality outcomes, even amid tight project timelines. Communicate with the team to efficiently translate business complexities (user stories/tasks) into solutions (results/estimations) Staying on top with trends/news, sharing them, teaching others and aiming for the best quality solutions Strong problem-solving abilities to diagnose issues, suggest solutions, and make decisions based on project requirements Nice to have: Worked in Agile/Scrum on a daily basis consisting of people with similar skills and monitoring code quality on a daily basis Basic experience with AWS - used some services in specific cases Basic experience with Docker - know how to prepare and debug the environment and connect things up to work locally Worked in the very beginning of the product development/creation stage Understand the significance of MVP and aim to deliver top-notch results, even amid tight project timelines Recruitment process: CV Review Phone call with our Recruiter (15min) Soft-skills interview with our Recruiter (1h) Technical interview with our Specialists (2h) Decision and feedback 🥳 Meaningful projects, top-notch experts and value-driven workplace Sound good? Apply now!

🏢 Summary: Backend-focused Node.js Developer role for building scalable IoT management systems, e-commerce platforms, and AI-based modules. The position involves full software development lifecycle participation with strong emphasis on AWS-based cloud architecture and API development. Opportunity to optionally expand into React/Next.js within an Agile international team. 🗂️ Requirements: 3-5 years commercial backend development experience, Strong proficiency in Node.js, Strong proficiency in TypeScript, Experience with Express, Practical experience with AWS services (EC2, Lambda, S3, SQS, SNS), Experience designing and developing APIs, Experience with MongoDB, Proficiency with Git, Knowledge of DevOps practices, Experience with CI/CD pipelines, English proficiency for daily communication 📃 Skills: Node.js, TypeScript, Express, AWS, S3, Lambda, EC2, SNS, SQS, MongoDB, Git, CICD, React, Next.js, Agile, Scrum 🏢 Description: Dla naszego klienta poszukujemy kandydatów na stanowisko: Node.js Developer with AWS Projekt: 🚀 Rozwój innowacyjnych systemów z obszaru IoT do zarządzania urządzeniami elektronicznymi w przestrzeniach komercyjnych, a także tworzenie platform e-commerce i zaawansowanych modułów bazujących na sztucznej inteligencji ( m.in . rozpoznawanie obrazu) oraz narzędzi automatyzujących procesy QA. Stack technologiczny: 💻 Backend (Główny focus): Node.js, TypeScript, Express, ekosystem AWS (S3, Lambda, EC2, SNS, SQS), MongoDB Frontend (Mile widziane / Do nauki): React.js, Next.js Narzędzia: Git, CI/CD Zespół: 👥 Międzynarodowe grono specjalistów (ok. 8-9 osób), budowane dla stabilnej firmy technologicznej z korzeniami w Niemczech. Współpraca opiera się na płaskiej strukturze i dużej otwartości, a w codziennej pracy wspierać Cię będą doświadczeni liderzy techniczni oraz eksperci front-end (od których będziesz mógł/mogła się uczyć, jeśli zechcesz rozwijać się w tym kierunku!). Metodyka pracy: 🔄 Agile / SCRUM Model współpracy: 🏢 Praca hybrydowa z biura w Warszawie (2 dni z biura, 3 dni pracy zdalnej) Stawka: 💰 do 15000 zł brutto miesięcznie (UoP) Zakres obowiązków: 🛠️ Aktywne uczestnictwo w pełnym cyklu powstawania oprogramowania, ze szczególnym uwzględnieniem warstwy backendowej – od fazy koncepcyjnej, przez architekturę, aż po wdrożenie i testowanie. Tworzenie, rozwój i utrzymanie skalowalnych rozwiązań serwerowych oraz API przy ścisłej współpracy z resztą międzynarodowego zespołu. Dla chętnych: Możliwość zaangażowania się w zadania frontendowe i płynna nauka technologii takich jak React czy Next.js w praktyce. Analiza wymagań, estymacja zadań oraz proponowanie nowych narzędzi lub bibliotek. Dbanie o najwyższą wydajność, niezawodność i jakość tworzonego kodu. Rozwiązywanie złożonych problemów inżynieryjnych. Przekładanie technicznych zawiłości na język zrozumiały dla nietechnicznych współpracowników. Oczekujemy: 🎯 Około 3-5 lat komercyjnego doświadczenia w tworzeniu oprogramowania ze szczególnym naciskiem na środowisko backendowe . Biegłości w pracy z technologiami: Node.js, TypeScript oraz Express . Praktycznego doświadczenia w korzystaniu z usług chmurowych AWS (w tym m.in . EC2, Lambda, SQS, S3). Umiejętności projektowania API oraz dobrej znajomości baz danych ( MongoDB ). Biegłości w korzystaniu z systemów kontroli wersji (Git) oraz znajomości praktyk DevOps i procesów CI/CD. Dobrej znajomości języka angielskiego (niezbędna do codziennej komunikacji w zespole). Samodzielności, umiejętności świetnej pracy zespołowej i dbałości o detale. 🌟 Mile widziane: Podstawowa znajomość technologii frontendowych (React.js, Next.js) LUB otwartość i chęć ich nauki w trakcie trwania projektu. Oferujemy: ✨ Przestrzeń do nauki Frontendu: Jeśli chcesz poszerzyć swoje kompetencje o React.js / Next.js, nasi eksperci z przyjemnością wdrożą Cię w te technologie. Zatrudnienie w oparciu o Umowę o Pracę. Prywatną opiekę medyczną (z opcją rozszerzenia pakietu dla bliskich). Dofinansowanie do zajęć sportowych oraz możliwość skorzystania z ubezpieczenia na życie. Kartę lunchową (zasilaną co miesiąc) po zakończeniu okresu próbnego. Elastyczne godziny rozpoczynania pracy (pomiędzy 8:00 a 10:00) i duże zrozumienie dla prywatnych spraw w ciągu dnia. Środowisko stawiające na "learning by doing" z szerokim dostępem do materiałów edukacyjnych i platform szkoleniowych (np. Udemy). Proces rekrutacyjny: 🤝 Rozmowa wprowadzająca: weryfikacja dopasowania do projektu oraz swobody komunikacji w języku angielskim. Wyzwanie techniczne (take-home assignment): praktyczne zadanie programistyczne (skupione głównie na Twoich umiejętnościach backendowych) do wykonania w dogodnym czasie (masz na to 7 dni). O nas Next Technology Professionals to wyspecjalizowana agencja rekrutacyjna i firma outsourcingowa o silnym profilu technologicznym. Od ponad 10 lat wspieramy firmy w budowie zespołów IT, AI, Cybersecurity, SAP oraz w rekrutacjach dla finansów, inżynierii i marketingu. Zrealizowaliśmy ponad 1000 skutecznych procesów rekrutacyjnych dla korporacji, scale-upów i dynamicznie rosnących startupów. Przesyłając swoje CV do Next Technology Professionals, trafiasz do starannie wyselekcjonowanej bazy kandydatów realizujących projekty dla wiodących globalnych organizacji. Pracujemy wyłącznie w oparciu o aktualne, konkretne potrzeby klientów. Jeśli Twój profil będzie odpowiadał jednemu z prowadzonych procesów, skontaktujemy się niezwłocznie.

🏢 Summary: Development of a microservices-based IoT platform focused on backend and full-stack solutions using a TypeScript stack. The role involves building and optimizing Node.js services, integrating REST APIs, contributing to infrastructure as code, and maintaining automated tests in a cloud environment. The position includes active participation in architectural decisions and AI-related engineering tasks. 🗂️ Requirements: 3+ years of experience with TypeScript, Strong experience with Node.js backend development, Experience with React, Experience with Terraform and infrastructure as code, Experience with RESTful APIs, Knowledge of microservices architecture, Experience with PostgreSQL, Experience with MongoDB, Experience with GitHub and pull requests, Experience with AWS cloud services, Experience with unit and integration testing, Hands-on experience in AI software engineering 📃 Skills: TypeScript, Node.js, React, Terraform, REST, Microservices, PostgreSQL, MongoDB, GitHub, AWS, UnitTesting, IntegrationTesting, AI 🏢 Description: Your responsibilities Participate in further development of microservices-oriented architecture in the context of Home Connect IoT-Platform. Participate in the selection of proper and well-suited technologies for the project (your voice matters). Continuously work on optimizing the code to achieve a solid software architecture. Collaborate with team by focusing on delivering value for users. Create, enhance and maintain automated Unit- and Integration tests. Analyze software problems and work on bug fixes. Your profile 3+ years of experience in software development focused on TypeScript tech-stack (as backend- or full stack-developer). Extensive experience in building backend applications with Node.js. Experience with building front-end solutions - React. Experience with "infrastructure as a code" tools (Terraform) Extensive experience working with RESTful APIs and integrating with complex backend systems. Understanding of microservice architecture and ability to implement its best practices. Experience in working with relational databases (PostgreSQL) and NoSQL databases (MongoDB). Managing code repositories (like Github), handling Pull Requests, collaborating on code versions. Experience in working with cloud solutions (AWS). Know-how of methods and tools for automated testing (Unit-/UI-Testing). Agile development, supported by practices (Scrum, Kanban) and related tools. Comfortable in working with English - verbal and written communication skills. Open to work on tasks not directly about coding new features, such as research, testing, feedback the UX design etc. Proactive posture – active in finding topics to work on, willingness to find and work on improvements. Focused on user value. Team player and open for effective remote cooperation (distributed team). AI : Hands-on interest & experience in AI SW Engineering Nice to have: Experience in smart home solutions. Experience in event-driven architecture - Apache Kafka or similar. Knowledge of CI/CD (especially Artifactory, Jenkins), project management tools (Confluence, JIRA) Strong communication skills including ability to present results in front of a bigger audience (sprint review, system demo). German would be a plus. Your benefits Dynamic International Environment: Collaborate with diverse teams globally, enriching your experience and expanding your professional network Collaborative Team Culture: Join a supportive team that values your contributions and encourages your growth Professional Development Opportunities: Expand your skills through engaging projects and responsibilities that challenge and inspire you Flexible hybrid work arrangements: Enjoy a mix of remote work and office collaboration, with a minimum of one day per week in our modern offices Comprehensive Benefits Package: Enjoy private health care, a Lunchpass card, a sports card, group insurance options and employee discounts

🏢 Summary: Development of a microservices-based IoT platform (Home Connect) using a TypeScript stack, focused on backend and full-stack features, cloud infrastructure, and code quality. The role involves building and optimizing Node.js services, integrating complex systems, and contributing to architecture and technology decisions. Strong emphasis on automated testing, cloud deployment, and scalable microservice design. 🗂️ Requirements: 3+ years TypeScript development experience, Strong Node.js backend development experience, Experience with React, Experience with Terraform (Infrastructure as Code), Experience with RESTful APIs, Knowledge of microservices architecture, Experience with PostgreSQL, Experience with MongoDB, Experience with AWS, Experience with automated testing (Unit, Integration, UI), Experience with Git and Pull Requests, Experience working in Agile (Scrum or Kanban), English proficiency (written and spoken) 📃 Skills: TypeScript, Node.js, React, Terraform, REST, Microservices, PostgreSQL, MongoDB, AWS, Git, JUnit, Jest, CI/CD, Jenkins, Artifactory, Kafka, Docker, AI 🏢 Description: Your responsibilities Participate in further development of microservices-oriented architecture in the context of Home Connect IoT-Platform. Participate in the selection of proper and well-suited technologies for the project (your voice matters). Continuously work on optimizing the code to achieve a solid software architecture. Collaborate with team by focusing on delivering value for users. Create, enhance and maintain automated Unit- and Integration tests. Analyze software problems and work on bug fixes. Your profile 3+ years of experience in software development focused on TypeScript tech-stack (as backend- or full stack-developer). Extensive experience in building backend applications with Node.js. Experience with building front-end solutions - React. Experience with "infrastructure as a code" tools (Terraform) Extensive experience working with RESTful APIs and integrating with complex backend systems. Understanding of microservice architecture and ability to implement its best practices. Experience in working with relational databases (PostgreSQL) and NoSQL databases (MongoDB). Managing code repositories (like Github), handling Pull Requests, collaborating on code versions. Experience in working with cloud solutions (AWS). Know-how of methods and tools for automated testing (Unit-/UI-Testing). Agile development, supported by practices (Scrum, Kanban) and related tools. Comfortable in working with English - verbal and written communication skills. Open to work on tasks not directly about coding new features, such as research, testing, feedback the UX design etc. Proactive posture – active in finding topics to work on, willingness to find and work on improvements. Focused on user value. Team player and open for effective remote cooperation (distributed team). AI : Hands-on interest & experience in AI SW Engineering Nice to have: Experience in smart home solutions. Experience in event-driven architecture - Apache Kafka or similar. Knowledge of CI/CD (especially Artifactory, Jenkins), project management tools (Confluence, JIRA) Strong communication skills including ability to present results in front of a bigger audience (sprint review, system demo). German would be a plus. Your benefits Dynamic International Environment: Collaborate with diverse teams globally, enriching your experience and expanding your professional network Collaborative Team Culture: Join a supportive team that values your contributions and encourages your growth Professional Development Opportunities: Expand your skills through engaging projects and responsibilities that challenge and inspire you Flexible hybrid work arrangements: Enjoy a mix of remote work and office collaboration, with a minimum of one day per week in our modern offices Comprehensive Benefits Package: Enjoy private health care, a Lunchpass card, a sports card, group insurance options and employee discounts

🏢 Summary: Oferta dla doświadczonego Fullstack Developera do projektowania i rozwoju aplikacji w architekturze Java + React w środowisku chmurowym i mikroserwisowym. Rola obejmuje budowę backendu w Spring Boot, tworzenie interfejsów w React + TypeScript oraz pracę z bazami danych, Elasticsearch i konteneryzacją. Praca w międzynarodowym środowisku z naciskiem na jakość kodu i code review. 🗂️ Requirements: Min. 5+ lat doświadczenia jako Fullstack Developer, Bardzo dobra znajomość Java, Bardzo dobra znajomość React, Bardzo dobra znajomość TypeScript, Doświadczenie z relacyjnymi bazami danych (MariaDB lub podobne), Znajomość Elasticsearch, Doświadczenie z Docker, Doświadczenie z Kubernetes, Praktyczna znajomość AWS lub GCP, Bardzo dobra znajomość języka angielskiego (min. C1) 📃 Skills: Java, Spring, React, TypeScript, MariaDB, SQL, Elasticsearch, Docker, Kubernetes, AWS, GCP, GitHub, CI/CD 🏢 Description: Zadania Projektowanie i rozwój aplikacji w architekturze fullstack (Java + React) Tworzenie i utrzymanie backendu w oparciu o Java (np. Spring Boot) Budowa nowoczesnych interfejsów użytkownika w React + TypeScript Projektowanie i optymalizacja baz danych (MariaDB) Integracja z systemami wyszukiwania (Elasticsearch) Współpraca przy projektowaniu architektury mikroserwisowej Przygotowywanie oraz utrzymanie środowisk w oparciu o Docker i Kubernetes Praca z rozwiązaniami chmurowymi (AWS lub GCP) Udział w code review oraz dbanie o jakość kodu Wymagania: Bardzo dobra znajomość języka angielskiego (min. C1) – praca w środowisku międzynarodowym Min. 5+ lat doświadczenia jako Fullstack Developer Bardzo dobra znajomość: Java (mile widziany Spring Boot) React + TypeScript Doświadczenie w pracy z bazami danych ( MariaDB lub podobne relacyjne DB ) Znajomość Elasticsearch Doświadczenie z: Docker Kubernetes Praktyczna znajomość chmury ( AWS lub GCP ) Nice to have Znajomość: Golang Node.js Doświadczenie z GitHub Actions / CI/CD

🏢 Summary: Fullstack developer role focused on building and scaling an advanced planning platform with strong emphasis on backend architecture, frontend development, system integrations, and AI-supported development workflows. The position involves working with Java, Spring Boot, React, Next.js, cloud and container technologies, while contributing to architectural decisions and CI/CD processes. The project offers influence on technical direction in a rapidly growing product environment. 🗂️ Requirements: 5+ years of programming experience, Strong knowledge of Java, Strong knowledge of Spring Boot, Experience with React.js, Experience with Next.js, Good knowledge of TypeScript, Good knowledge of JavaScript, Knowledge of Node.js, Ability to design and implement REST API, Experience with Docker, Experience with Kubernetes, Knowledge of cloud environments, Experience with Azure, Ability to create automated tests, Experience with AI and LLM tools in development workflows, Availability to work from Katowice office once per quarter 📃 Skills: Java, Spring, SpringBoot, React, Next.js, TypeScript, JavaScript, Node.js, REST, Docker, Kubernetes, Azure, CI/CD, GitHubActions, Gradle, AI, LLM, SSR, Terraform, Vue.js 🏢 Description: Dołącz do zespołu rozwijającego zaawansowaną platformę planistyczną, która jest skalowana na wiele rynków i obsługuje złożone procesy biznesowe. Będziesz pracować nad produktem o dużej skali, gdzie kluczowe znaczenie mają wydajność, niezawodność oraz możliwość dalszego rozwoju. Rola obejmuje rozwój zarówno warstwy backendowej, jak i frontendowej, z naciskiem na budowę spójnego i skalowalnego rozwiązania. Projekt znajduje się w fazie intensywnego rozwoju i skalowania, co daje realny wpływ na architekturę i kierunek technologiczny. Istotnym elementem pracy będzie również aktywne wykorzystywanie narzędzi AI i LLM, które stanowią integralną część środowiska developerskiego i wspierają codzienną pracę zespołu. Oczekiwana otwartość na pracę z biura w Katowicach – 1 dzień w kwartale. Twoje zadania Projektowanie i implementowanie rozwiązań backendowych (REST API, logika planowania, moduły core) Rozwijanie aplikacji frontendowej (React, Next.js, SSR) Budowanie i utrzymywanie integracji między systemami (API, komunikacja usług) Wykorzystywanie narzędzi AI i LLM do automatyzacji i optymalizacji pracy developerskiej Współtworzenie architektury systemu oraz podejmowanie decyzji technologicznych Implementowanie mechanizmów planowania i alokacji zasobów Rozwijanie testów automatycznych (unit, integration, e2e) Budowanie i utrzymywanie pipeline’ów CI/CD (GitHub Actions, Gradle) Zarządzanie cyklem życia aplikacji (wdrożenia, monitoring, optymalizacja) Współpraca z Product Ownerem i zespołem produktowym w zakresie roadmapy i priorytetów Wymagania Minimum 5 lat doświadczenia programistycznego (preferowany profil fullstack) Bardzo dobra znajomość Java i Spring Boot (budowanie aplikacji enterprise, projektowanie API, praca z architekturą backendową) Praktyczna znajomość React.js i/lub Next.js Dobra znajomość TypeScript / JavaScript Znajomość Node.js w zakresie budowy usług backendowych lub integracji (np. BFF, middleware, API) Zdolność do projektowania i implementowania REST API Praktyczna praca z konteneryzacją i orkiestracją Docker, Kubernetes Wiedza z zakresu środowiska chmurowego (preferowany Azure) Umiejętność tworzenia testów automatycznych i dbania o jakość kodu Aktywne wykorzystywanie narzędzi AI i LLM w pracy developerskiej (np. wspieranie implementacji, refaktoryzacji, debugowania, automatyzacji zadań) Gotowość do pracy z biura w Katowicach 1 dzień w kwartale Mile widziane Umiejętność rozwijania backendu w Node.js na większą skalę (architektura usług, wydajność) Znajomość Vue.js Wcześniejsza praca z Terraform i infrastrukturą jako kodem Znajomość narzędzi CI/CD (GitHub Actions lub inne) oraz Gradle Doświadczenie w budowaniu własnych workflowów i automatyzacji opartych o AI/LLM

🏢 Summary: Remote B2B opportunity for a Senior Fullstack Developer focused on building scalable web applications using React, TypeScript, Node.js, and AWS services. The role includes frontend and backend development, microservices architecture, cloud integrations, and technical decision-making in an international environment. 🗂️ Requirements: Minimum 5 years of experience in web application development, Strong knowledge of Node.js, Strong knowledge of React, Strong knowledge of TypeScript, Practical experience with AWS services, Knowledge of PostgreSQL, Experience with microservices architecture or cloud-based solutions, Knowledge of Clean Code principles and design patterns, Experience with Git, Very good English skills 📃 Skills: Node.js, React, TypeScript, AWS, ECS, Lambda, S3, DynamoDB, SQS, SES, PostgreSQL, Git 🏢 Description: Informacje o projekcie: Branża: IT Stawka: do 175 zł/h netto + VAT, B2B Lokalizacja: zdalnie Język projektu: angielski, polski Zakres obowiązków: Projektowanie i rozwój skalowalnych rozwiązań webowych. Tworzenie oraz rozwijanie aplikacji frontendowych w oparciu o React i TypeScript . Implementacja i rozwój usług backendowych z wykorzystaniem Node.js oraz TypeScript . Integracja aplikacji z usługami AWS, w szczególności: ECS, Lambda, S3, DynamoDB, SQS, SES. Projektowanie i optymalizacja architektury systemów. Współpraca przy podejmowaniu decyzji technicznych oraz wyborze najlepszych rozwiązań technologicznych. Optymalizacja wydajności, bezpieczeństwa oraz jakości tworzonych rozwiązań. Udział w code review oraz wsparcie zespołu w utrzymaniu wysokich standardów programistycznych. Współpraca z zespołami produktowymi i biznesowymi przy realizacji nowych funkcjonalności. Wymagania: Minimum 5 lat doświadczenia w rozwoju aplikacji webowych. Bardzo dobra znajomość: Node.js, React, TypeScript Praktyczne doświadczenie w pracy z usługami AWS . Dobra znajomość baz danych PostgreSQL . Doświadczenie w projektowaniu i rozwijaniu architektury mikroserwisowej lub rozwiązań opartych o usługi chmurowe. Znajomość dobrych praktyk programistycznych, wzorców projektowych oraz zasad Clean Code. Doświadczenie w pracy z systemami kontroli wersji (Git). Umiejętność analitycznego myślenia oraz samodzielnego rozwiązywania problemów. Bardzo dobra znajomość języka angielskiego umożliwiająca pracę w międzynarodowym środowisku.