Java Developer

AVENGA (Agencja Pracy, nr KRAZ: 8448) is recruiting for a client seeking a Java Developer to join their team in Wrocław, Poland.

• Knowledge of Java and JVM, including collections, concurrency, and optimization
• Experience with CleanCode practices
• Proficiency in Spring Boot including microservices, Spring Security, and Spring Data
• Experience with Quarkus native build and extension configuration
• Skills in Docker including image creation, docker-compose, and container debugging
• Familiarity with CI/CD pipelines in GitLab for build, test, and deployment automation
• Experience with databases: PostgreSQL, MySQL, MongoDB, Oracle
• Proficiency in unit testing with JUnit and Mockito
• Knowledge of REST API design, security, and OpenAPI documentation
• Experience with BPMS tools Camunda and Kogito for BPMN/DMN process modeling and microservice integration
• Understanding of application security including data validation, endpoint protection, access control with roles, permissions, tokens, OAuth2, OpenID, and Keycloak integration
• Ability to create technical documentation in Markdown
• Experience using AI in development for code generation, testing, error analysis, and refactoring

• Designing and implementing backend services
• Integrating with databases and external systems
• Creating and maintaining technical documentation including Markdown
• Collaborating with analysts and architects in solution design
• Modeling and implementing BPMN/DMN processes using Camunda/Kogito
• Writing unit and integration tests
• Performing data migrations
• Collaborating with DevOps team
• Ensuring code security and quality
• Participating in code reviews
• Analyzing and resolving user system requests using ITSM Remedy and Jira, including log analysis and code/database fixes