Oferty dla Application Developer praca Polska

22.06.2026 | Pełny etat | Gdańsk (Gdańsk) | Smart4AviationInterpersonal and communication skills, with a proven ability to smoothly integrate into a new team and guide developers. Architectural Insight Strong understanding of distributed architectures, design patterns, and rule engine integration strategies. Language Skills Very good command of English. Fluency

22.06.2026 | Pełny etat | Gdańsk (Gdańsk) | Future MindFor delivering some of the best eCommerce applications in Poland, listed among the most popular applications in app stores. Our expert engineers, designers, project managers, and analysts work on projects ranging from top mobile commerce apps used daily by millions of customers to IoT experiments. This job

22.06.2026 | Pełny etat | Lublin | Sii Sp. z o.o.Regular Kotlin Developer (f/m/x) Miejsce pracy Lublin Technologies we use Expected Kotlin AWS Kubernetes Microservices PostgreSQL JUnit About the project Join a team working on a modern fintech platform that supports company expense management. The project focuses on developing a finance solution

22.06.2026 | Pełny etat | Lublin | Sii Sp. z o.o.Competence Center specializing in enterprise financial and operational systems. The team consists of over a hundred seasoned professionals, including consultants, architects, and developers, who deliver complex implementation and system upgrade projects using the latest platform versions. The role offers

22.06.2026 | Pełny etat | Gdańsk (Gdańsk) | Sii Sp. z o.o.Competence Center specializing in enterprise financial and operational systems. The team consists of over a hundred seasoned professionals, including consultants, architects, and developers, who deliver complex implementation and system upgrade projects using the latest platform versions. The role offers

22.06.2026 | Pełny etat | Rzeszów | Sii Sp. z o.o.applications across the frontend (Angular) and backend (.NET) Implement new functionalities based on business requirements Design and build solutions using microservices architecture Use AI-assisted development tools (Copilot) to support coding and productivity Ensure high code quality through code reviews

22.06.2026 | Pełny etat | Katowice | Anitech SolutionsDescription The Back End Developer will develop and maintain APIs, services, and server-side logic and databases. You'll contribute to system architecture and help scale our platforms. You will ensure high performance and responsiveness of applications, working alongside frontend developers

22.06.2026 | Pełny etat | Kraków | Mindbox Sp. z o.o.To work with large-scale, heterogeneous data sources (structured and unstructured). Optional Experience in prompt engineering, GenAI application development, or enterprise AI governance. Background with Starburst, BigQuery, or similar data virtualization technologies. Exposure to LangChain, LlamaIndex

22.06.2026 | Pełny etat, Freelancer | Gdańsk (Gdańsk) | NetguruContribute to the ongoing development of the client’s SaaS solution, including Integrating with customer ERP systems to retrieve data Analyzing data and delivering insights back to customers Building and maintaining features within the SaaS application Requirements 3-4 years of experience in backend