What We Will Accomplish TogetherAt Astek, we’re looking for a Backend Java Developer to collaborate with our general partner, a leader on aereo in the german sector.Your Mission- Migrate backend applications to a new secure network zone.- Design, develop, and maintain Java-based microservices .- Configure and work with application servers, containers, and cloud infrastructure.- Migrate repositories to GIT and define CI/CD pipelines .- Upgrade applications following the latest security standards (encryption, code reviews, secure integrations).- Collaborate on architecture, performance, and scalability improvements.- Update compliance documentation and support development teams.Who Are You?- Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field.- Strong experience in Java (Java 8+, preferably 11/17/21).- Experience building microservices and RESTful APIs (Spring / Spring Boot).- Knowledge of SQL databases and database management.- Experience with cloud environments (preferably Azure).- Experience with Docker and/or Kubernetes .- Hands-on experience with GIT and CI/CD pipelines (Jenkins, GitHub Actions, Azure DevOps, etc.).- A proactive, eager-to-learn team player.- Fluent in English .Why Join Us?- Grow professionally in a company that’s constantly evolving with more than 12.000 employes.- Enjoy 23 vacation days (plus public holidays), with flexible planning.- Be part of a diverse, multicultural, and growing team .- Access to training in the latest tools and technologies .- 100% REMOTE work model .- …and much more to discover!Shall We Connect?If you’d like to join the process, apply with your most detailed CV, and we’ll be happy to share more details with you!