Software Engineer - Java - Remote

Overview

KoSyMa has been providing secure and innovative solutions in the German healthcare system since 2007. Over 25,000 practices trust our technologies, from VPN access services to KIM and the TI-Messenger. Founded as a joint venture of five system houses, we combine technological expertise and create forward-looking synergies.

Our mission: To drive digitalization and significantly ease the daily lives of doctors, psychotherapists, and patients. At KoSyMa, we rely on teamwork, reliability, and smart technologies. Become part of our dedicated team and actively shape the digital future of healthcare!

We are looking for motivated Software Engineers - Java (all gender) with solid knowledge in Java and AWS, who enjoy working with complex systems and collaborating in an agile environment.

In Short

• Develop backend services for our TI-Messenger in Java (Quarkus/MicroProfile).
• Integrate, automate, and operate microservices in our AWS cloud environments.
• Practice Clean Code, unit/integration tests, and CI/CD.
• Work closely with the entire team, including product and architecture teams.
• Take responsibility for code reviews and technical documentation.

Requirements

• At least 4 years of professional experience in Java backend development.
• Experience with microservices architecture and cloud technologies (AWS).
• Familiar with REST, security (TLS, OAuth2/OpenID Connect), and distributed systems.
• Fluent in English; German is a plus.

Benefits

• Flexibility: Full-time or part-time with hybrid work options in Berlin.
• Scope for design: Work in an innovative environment focused on future-proof technologies.
• Development: Individual support opportunities and a dedicated team that inspires and supports you.
• Compensation: Attractive conditions and additional benefits.