Oferty dla Programista Java praca Polska

22.06.2026 | Pełny etat, Freelancer | Białystok | NetguruAnd laboratory teams. The role involves hands-on development, refactoring legacy code, and contributing to a scalable and well-structured backend architecture. You must be based in the EU due to client requirements. Position Senior Backend Engineer (Java - Architecture) Contract Freelance - B2B - Remote (EU

22.06.2026 | Pełny etat, Freelancer | Wysokie Mazowieckie | Monterail Sp. z o.o.Senior React Developer with Java - Freelancer Miejsce pracy Warszawa Technologies we use Expected Java Optional Redux Zustand Context API Java About the project We're looking for a Senior React Developer (7 years) with some Java skills to join a product team building a multi-app system

22.06.2026 | Freelancer, Pełny etat | Gdańsk (Gdańsk) | NetguruExperience with JVM-based languages such as Java, Scala, or Kotlin Solid experience with relational databases, including PostgreSQL and MySQL Experience working with NoSQL databases, preferably MongoDB Hands-on experience processing and managing large datasets Strong knowledge of scalable API design

22.06.2026 | Pełny etat, Freelancer | Białystok | NetguruWe are looking for a Mid-level Java Developer to join our client’s engineering team and support the development of a SaaS platform used by enterprise customers. This role requires working in close collaboration with both Netguru and our client’s teams, acting as a fully integrated contributor

22.06.2026 | Freelancer, Pełny etat | Wysokie Mazowieckie | NetguruWe are looking for a Mid-level Java Developer to join our client’s engineering team and support the development of a SaaS platform used by enterprise customers. This role requires working in close collaboration with both Netguru and our client’s teams, acting as a fully integrated contributor

22.06.2026 | Pełny etat, Freelancer | Wrocław | NetguruExperience with JVM-based languages such as Java, Scala, or Kotlin Solid experience with relational databases, including PostgreSQL and MySQL Experience working with NoSQL databases, preferably MongoDB Hands-on experience processing and managing large datasets Strong knowledge of scalable API design

22.06.2026 | Pełny etat, Freelancer | Wysokie Mazowieckie | Flying BisonsIf so, we look forward to hearing from you! Contract type B2B What skills and experience do we expect? 3 years of commercial experience in React Native development (experience with the latest versions is a plus) Knowledge of TypeScript and strong skills in JavaScript ES6 Familiarity with Xcode

22.06.2026 | Freelancer, Pełny etat | Wrocław | Flying BisonsIf so, we look forward to hearing from you! Contract type B2B What skills and experience do we expect? 3 years of commercial experience in React Native development (experience with the latest versions is a plus) Knowledge of TypeScript and strong skills in JavaScript ES6 Familiarity with Xcode

22.06.2026 | Freelancer, Pełny etat | Wysokie Mazowieckie | NetguruExperience with JVM-based languages such as Java, Scala, or Kotlin Solid experience with relational databases, including PostgreSQL and MySQL Experience working with NoSQL databases, preferably MongoDB Hands-on experience processing and managing large datasets Strong knowledge of scalable API design