Oferty dla Database Developer praca Polska

02.07.2026 | Pełny etat, Freelancer | Kraków | NetguruPerformance, latency, and throughput across backend services Improve database performance through indexing, schema design, and query optimization Collaborate with product managers, designers, and engineering teams to deliver scalable solutions Work closely with stakeholders to define and implement data-driven

02.07.2026 | Pełny etat, Freelancer | Poznań | Netgurudevelopment with Java and Kotlin Solid understanding of object-oriented programming and Java fundamentals Experience with Spring Boot and RESTful API design Familiarity with SQL and working with relational databases Comfortable working independently during off-standard hours Ability to communicate clearly

02.07.2026 | Pełny etat | Gdańsk (Gdańsk) | DCV TechnologiesAnd performance test scenarios. Improve test coverage, reliability, and execution efficiency across the platform. Collaborate with developers to implement shift-left testing practices. API Testing Validate APIs for functionality, performance, security, and reliability. Design comprehensive test cases based

02.07.2026 | Pełny etat, Freelancer | 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

02.07.2026 | Pełny etat | Kraków | SellIntegroże oczekujesz konkretnych informacji dotyczących stanowiska, na które aplikujesz. Poznaj szczegóły Poszukujemy doświadczonego Fullstack Developera z technologiami przewodnimi .Net7 oraz React. Stack technologiczny oraz metodyka .NET 7 Azure Kubernetes, Docker SQL oraz No SQL databases (szczególnie PostgreSQL

02.07.2026 | Pełny etat | Łódź | Link GroupBusiness processes and identify optimization opportunities Requirements 4 years of hands-on experience with UiPath Strong knowledge of C#, Python, and .NET Experience with Visual Studio, Azure, Power Apps, and related development tools Experience with SQL and/or NoSQL databases (e.G. PostgreSQL) Strong

02.07.2026 | Pełny etat | Gliwice | DTiQ PolandYears of commercial experience in manual software testing Good knowledge of SQL (writing queries, data validation, database analysis) Experience in API testing using tools such as Postman, Swagger, Insomnia, etc. Practical experience with bug tracking and project management tools (Jira, Confluence

02.07.2026 | Pełny etat | Wysokie Mazowieckie | SILK SOFTWARE HOUSENestJS - Express) Build frontend applications with React - TypeScript Design and maintain REST APIs and integrations Work with relational databases including PostgreSQL, MySQL, and MariaDB Collaborate with designers, backend developers, and product teams Participate in architecture and technical

02.07.2026 | Pełny etat | Wysokie Mazowieckie | emagine PolskaIn an NX monorepo architecture. Develop RESTful APIs and microservices using .NET Core/Framework, following Clean Architecture principles. Build responsive, user-friendly interfaces with Angular, incorporating modern patterns like RxJS and NgRx. Work with relational databases like SQL Server and PostgreSQL