Search current backend developer jobs, vacancies, and employment in Polska on Jobeax. 2,969 backend developer jobs in Polska.
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W Pretius poszukujemy Senior React Native Developera do rozwoju systemu finansowego dla znanego w Polsce banku. Projekt / Rola - Rozwój i utrzymanie aplikacji mobilnych w technologii React Native . - Implementacja nowych funkcjonalności zgodnie z wymaganiami biznesowymi i technicznymi. - Integracja aplikacji z backendem ...
Poland, Warszawa
125
... technical documentation - Use AI-assisted tools for coding, testing, and security analysis Требования: - Advanced Python or https://jobeax.com/link/JSd7UYCSg572jJDY backend development experience with practical React knowledge - 6+ Years of Python and React experience - 4+ Years of Python or https://jobeax.com/link/JSd7UYCSg572jJDY ...
Poland, Warszawa
8500 - 13500 zł
... nieoczekiwane zwroty akcji. ⚙️ Optymalizacja funkcjonalności – jeśli pojawią się problemy wydajnościowe, weryfikujemy, czy przyczyna leży po stronie frontend czy backend i proponujemy rozwiązania. Stack technologiczny: HTML5, CSS3, JavaScript (ES6+), TypeScript Magento, React, https://jobeax.com/link/tzGekrj9a8ToGEDv, PWA (Progressive ...
Poland, Poznań
$2k USD
We're seeking a Senior Full-stack Developer to help build a new product using Python and FastAPI for the backend, React/TypeScript for the frontend, and PostgreSQL and OpenSearch for database management. The product runs in a multi-cloud environment and relies heavily on Databricks. Responsibilities Build and maintain web ...
Poland, Gdańsk
12000 - 15000 zł
... specialists, procurement data analysts, IT experts and candidates seeking internships or traineeships in B2B marketing and tender monitoring. AI-Augmented Developer (Full Stack area) We offer: - Attractive salary - Possibility of fully remote work - Real influence on the choice of tools in projects Responsibilities: - ...
Poland
... deep knowledge of CSS, CSS-in-JS, and design systemsStrong background in problem solving and debugging complex front-end issuesExpertise integrating UI with backend services (REST APIs, WebSockets) Nice to have - Experience with ag-Grid for high-performance data table rendering - Familiarity with React Query (TanStack Query) ...
Poland, Kraków
Venn is hiring aSenior Backend Engineer to build and scale fintech services in a fast-growing startup. You will own backend components, work with product and operations, and integrate with banking partners to enable transfers, cards and lending features. Excellent communication and an entrepreneurial mindset are essential. ...
Poland, Warząchewka Polska
... support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking for: Senior Frontend Developer Responsibilities - Define and maintain frontend architecture, including best practices for state management and component reusability - Analyze and optimize ...
Poland, Warszawa
170 zł PLN
HeadHR wzywa do pracy z Scalo: specjalista AI Engineera, który będzie projektować, budować i utrzymywać aplikacje AI oraz usługi backendowe z integracją modeli językowych w środowisku produkcyjnym. Praca 100% zdalna, stawka do 170 zł/h na umowie B2B. Wymagana znajomość Python, LLM, API i najlepszych praktyk bezpieczeństwa. ...
Poland, Kraków
17000 - 22000 zł
... reviews, and production support. Hybrid position: expected to be in the office 6–8 days per month in Kraków. Your Responsibilities - Develop and maintain Java backend services, REST APIs, and microservices - Collaborate with cross‑functional teams to deliver scalable solutions - Support production systems, resolve incidents, ...
Poland, Kraków
9700 - 15300 zł
Czym będziesz się zajmować? Responsibilities: - Owning product areas end-to-end across mobile, web, backend, architecture, and delivery quality. - Building mobile-first experiences with React Native / Expo, TypeScript, NestJS, and Tailwind. - Integrating with polyglot backends (Ruby on Rails, Go, https://jobeax.com/link/JSd7UYCSg572jJDY). ...
Poland, Warszawa
Ørsted is seeking a developer to enable its Gas Storage trading solution by refactoring a Python application and enhancing backend components. The role also covers frontend work in Angular, data transformation, and database interfaces with PostgreSQL, all to deliver a user-friendly experience for trading and gas operations ...
Poland, Warszawa
550 zł PLN / month
... have networking events, coding challenges, and company parties for different occasions. Qualifications - At least 7 years of experience working as a Frontend Developer or Fullstack Developer. - Experience with object-oriented software development in Java . - Knowledge of web development technologies, including HTML, CSS , ...
Poland, Kraków
11000 - 17500 zł
... and technologies, you have influence on the technological solutions applied, you have influence on the product, you focus on product development Team members, backend developer, fullstack developer, mobile developer, technical leader, architect, devOps, cybersecurity specialist, support, product owner, UI designer, UX designer, ...
Poland, Zielona Góra
1400 zł / dziennie
... connect top IT talents with technology projects for leading enterprises across Europe. Join a team that’s redefining the future of banking! We’re looking for a Backend Engineer passionate about building innovative solutions using cutting-edge technologies. We are on a mission to become the leading Banking-as-a-Service (BaaS) ...
Poland, Łódź
A leading tech company is seeking a Senior Backend AI Engineer to join their team in Poland. The role involves designing and architecting scalable backend systems while integrating AI systems into the core platform. Candidates should have 5+ years of backend development experience, deep expertise in Python, and hands-on ...
Poland
Najważniejsze informacje: Dla jednego z naszych klientów poszukujemy programisty Backend w języku Java, który będzie odpowiedzialny za rozwój i utrzymanie systemu o wysokiej wydajności oraz krytyczności. Głównym celem tej roli jest zapewnienie efektywności oraz bezpieczeństwa rozwoju aplikacji. Obowiązki: Rozwój i utrzymanie ...
Poland, Warszawa
... Skills Required: Java, Go, Python, Microservices, GCP SDKs Role Overview We are seeking a skilled Software Engineer (Cloud/Backend) with strong experience in backend development, cloud technologies, and database engineering. The ideal candidate will have a solid foundation in designing and developing scalable backend systems, ...
Poland, Wysokie Mazowieckie
- 3+ years of backend software development experience - Strong C++ expertise with hands-on experience using modern C++ standards (C++11/14/17/20) - Experience developing on Linux systems - General SQL understanding - Good understanding of TCP/IP, RESTful APIs, and XML - Familiarity with Java would be a plus - Strong communication ...
Poland, Kraków
1200 zł / dziennie
... euro. Zapraszamy na po więcej szczegółów. Stanowisko Obecnie dla naszego klienta z branży bankowej, poszukujemy kandydata/kandydatki na stanowisko Fullstack Developer (K/M). Dodatkowe informacje Model pracy hybrydowy, 2x w tygodniu w Gdańsku lub w Warszawie. Oferowane wynagrodzenie Wynagrodzenie: do 1200 PLN netto/dzień, ...
Poland, Warszawa