Senior Java

Responsibilities

• Design, develop, and maintain scalable backend applications using Java.
• Build RESTful APIs and integrate with third-party services.
• Participate in system architecture and technical design discussions.
• Optimize application performance, reliability, and security.
• Write clean, maintainable, and well-tested code.
• Collaborate with cross-functional teams including Product Managers, QA, and DevOps engineers.
• Communicate directly with German-speaking stakeholders and participate in meetings in German.
• Mentor junior developers and perform code reviews.
   

Requirements

• 5+ years of commercial experience with Java development.
• Strong knowledge of Java and Spring Boot.
• Experience with Hibernate / JPA.
• Solid understanding of microservices architecture.
• Experience with REST APIs and asynchronous communication.
• Knowledge of relational databases such as PostgreSQL, MySQL, or Oracle Database.
• Familiarity with Apache Kafka or other messaging systems.
• Experience with Docker and Kubernetes.
• Knowledge of CI/CD tools such as Jenkins or GitLab CI/CD.
• Experience with cloud platforms (Amazon Web Services, Google Cloud, or Microsoft Azure) is a plus.
• Upper-Intermediate or higher German language skills (B2+).
• Good English communication skills.
   

Nice to Have

• Experience in finance, insurance, logistics, or enterprise SaaS projects.
• Knowledge of Domain-Driven Design (DDD).
• Experience with automated testing frameworks such as JUnit and Mockito.