Intern ­­/­­ Working Student Software Development Backend (f­­/­­m­­/­­d) - Cutting-Edge Web Apps

As an Intern or Working Student in Backend Development, you will play an active role in advancing our etaONE Energy Intelligence Platform. Together with our skilled development team, you will: Expand your technical skills through mentoring, code reviews, and an active developer community. Stay up to date with Spring Boot and related technologies. Design and develop backend features using modern frameworks and tools such as Spring Boot (Java/Kotlin), Hibernate, Git, Gradle, PostgreSQL, MQTT, and Docker. Support the development of new product and solution ideas -- bring in your own creative suggestions, solution approaches, and technologies to the process. Ensure high code quality standards through test automation with JUnit, Mockito / MockK, test-driven development, and static code analysis.