Oferty dla Database Developer praca Warszawa

18.06.2026 | Pełny etat | Warszawa | Upvanta sp. z o.o.And engineering standards. Requirements - 3-5 years of professional backend development experience. - Strong hands-on experience with Java and Spring Boot in production systems. - Proven experience building and maintaining backend services and APIs at scale. - Solid understanding of SQL and NoSQL databases (e.g

18.06.2026 | Pełny etat | Warszawa | AllegroYou will work as a developer (in the IBM applications, SQL and Python) both with users (internal business), with code and other IT technical teams, lead projects and be a third-line team support. Your time will be balanced between improving and developing ETLs, extending our custom financial DWH (GCP

18.06.2026 | Pełny etat | Warszawa | XTBAnd existing clients. We work closely with a range of other XTB departments. We design and develop an ecosystem of AI-based solutions - from internal microservices, through integrations with external tools, to our own Chat AI. We build internal AML and anti-fraud systems, as well as Customer Database

17.06.2026 | Pełny etat | Warszawa | emagine PolskaOrganizational constraints. Key Requirements - Proficient in .NET and C#. - Experience with full-stack development, including front-end technologies. - Familiarity with document-based databases. - Knowledge of event-based messaging frameworks. - Experience with cloud services and containerization. Nice to Have

17.06.2026 | Pełny etat | Warszawa | emagine PolskaWe are looking for a strong PL/SQL Developer to join a data management team within the banking sector. This role requires hands-on, advanced database expertise. We are not looking for someone with only exposure to SQL through reporting tools. We need a professional who actively writes complex

17.06.2026 | Pełny etat | Warszawa | emagine PolskaSummary The ideal candidate is expected to function as a Fullstack Developer, contributing both front-end and back-end functionalities with a strong focus on .NET and React technologies. The primary goal is to enhance the team's capabilities in developing seamless, robust applications. Main

17.06.2026 | Pełny etat | Warszawa | speedappFor a client we are looking for a Fullstack Developer! RESPONSIBILITIES - Own features end-to-end, from UI through API and database - Contribute to the modernisation of the live product across .NET Framework,and Classic ASP - improving stability, shipping features, and helping migrate

17.06.2026 | Pełny etat | Warszawa | emagine PolskaBuild software that powers scientific discovery. We're looking for a talented Fullstack Software Developer to join a global R&D technology team supporting cutting-edge research in the life sciences sector. This is a unique opportunity to develop mission-critical applications used by scientists

17.06.2026 | Pełny etat | Warszawa | RTB HouseArchitecture, and building extensible systems. Desired Experience - Solid experience in backend development, ideally in building platforms, frameworks, or developer tools with Python. - Familiarity with relational databases and ability to write efficient SQL queries. - Deep understanding and hands