We are seeking an experienced Java Full Stack Developer with a strong focus on backend development to join our agile team. You will be responsible for building and maintaining enterprise-grade services and automating business processes using BPMN (ideally with Camunda BPM). Your role will involve designing and developing APIs, implementing microservice-based architectures, and integrating with databases, all while collaborating closely with cross-functional teams in an agile environment. Experience in the telecommunications sector is highly desirable and will be considered a strong plus.
€380 - €400 a day
Key Responsibilities
* Design, develop, and maintain backend services using Java 21, Spring, and Spring Boot 3
* Implement and integrate REST APIs for internal and external systems
* Apply BPMN knowledge (Camunda BPM preferred) for long-running processes
* Conduct unit testing using JUnit to ensure code quality
* Manage builds and dependencies with Maven
* Work with PostgreSQL, ideally with JSONB
* Design and develop scalable, maintainable microservice architectures
* Collaborate closely with product owners, architects, developers, and DevOps teams
* Contribute to the continuous improvement of development processes and tools
* Ensure solutions meet performance, stability, and security standards
Required Skills & Experience
* Proven professional experience in backend development with Java (Java 21 preferred)
* Strong knowledge of Spring and Spring Boot 3
* Solid understanding of BPMN (Camunda BPM is a strong advantage)
* Experience with REST API development and integration
* Proficiency in JUnit for unit testing
* Experience in Maven build management
* Solid knowledge of PostgreSQL (JSONB is a plus)
* Strong background in microservice architecture design and implementation
* Agile mindset and experience working in Scrum/Kanban teams
* Excellent command of English (spoken & written)
Interested?
Please send your updated CV including availability and hourly rate expectations. We look forward to hearing from you!
Please contact me via Freelancermap by email at elena.kahraman@qualysoft.com, or via LinkedIn. Thank you for your understanding! +43 699 14402417
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