Space Backend Engineer (Python/Java) | Flexible Hours

OKAPI:Orbits GmbH in Barcelona is seeking a backend engineer to design and maintain scalable asynchronous microservice backends. You will work primarily on Python-based external projects and Java Spring Boot products, building robust systems that process orbital, telemetry, and mission data to power reliable APIs and automation. You will collaborate with space engineers and scientists, own parts of the backend architecture, improve CI/CD, testing, security, and observability, and help drive J-1…