Java Cloud Developer (f/m/x)

Sii Polska delivers digital solutions for business clients focusing on virtual card services and digital platforms supporting business models like Click & Collect and fleet management. Their systems manage payments, communication with business customers, mobile and web applications, and external APIs, serving primarily Scandinavian and Baltic markets.

• At least 4 years of hands-on experience in Java development
• Strong knowledge of frameworks and tools: Spring (Boot, Data, Cloud), JUnit, Spock, JPA, Hibernate
• Solid experience with PostgreSQL, SQL, NoSQL databases, and Redis
• Practical experience with cloud and containerization technologies (Microsoft Azure, Kubernetes, Docker)
• Experience building and integrating REST/SOAP APIs, including Swagger/OpenAPI documentation
• Familiarity with CI/CD and development tools: Jenkins, SonarQube, Git, Gradle
• Very good communication skills in both English and Polish

Nice to have:

• Experience with Kubernetes
• Experience with NoSQL databases

• Design and implement new features and system improvements
• Ensure software quality through testing and validation against requirements
• Diagnose, troubleshoot, and resolve technical issues
• Collaborate with cross-functional teams in an agile environment
• Participate in team ceremonies and contribute to technical discussions
• Prepare and maintain technical documentation

Residing in Poland required.