Full-Stack Developer - Mission Operations Segment

Our Mission

At constellr, we're harnessing the power of space to solve one of Earth’s greatest challenges : climate resilience & security in a changing world. Our thermal satellite constellation delivers the most accurate land surface temperature data on the market, equipping commercial players, governments, defence agencies, and global institutions with the thermal intelligence they need to make strategic decisions– from national security and infrastructure to agriculture and climate resilience.

As a fast-scaling company with offices in Brussels, Freiburg, Munich, Washington and Toulouse, our multidisciplinary team of engineers, scientists, and strategists is building the future of space-based Earth observation.

Location

This position is offered on a hybrid or remote basis in Germany, Belgium or France. We have offices in Munich, Berlin, Freiburg (Germany), and Brussels (Belgium).

Your Role

We are seeking a highly motivated Full-Stack Developer to join our Mission Operations Segment team. Reporting to the MOS Lead, you’ll work closely with internal users, gather feedback, and deliver quick iterations that align with company needs. This role combines technical expertise with direct collaboration to shape tools that are central to daily operations, taking ownership of our internal applications.

Key Responsibilities

• Own and maintain internal frontend applications.
• Work with users to collect requirements and iterate on features.
• Build user-friendly interfaces with React and Next.js.
• Ensure code quality through testing and reviews.
• Maintain CI / CD pipelines for fast and reliable delivery.
• Collaborate with backend and infra teams for smooth integration.

About you

Required

• Experience with React.js and Next.js development.
• Proficiency in TypeScript & JavaScript.
• Styling with modern approaches (e.g., Tailwind CSS, CSS modules).
• Testing: unit, component, and end-to-end.
• CI / CD with GitHub Actions or GitLab CI.
• Version control with Git and collaborative workflows.
• Familiarity with frontend tooling (ESLint, Prettier, package managers).
• Backend knowledge, preferably with Python frameworks like Django or FastAPI.

Nice to have

• Experience working with Docker.
• Familiarity with AWS or other cloud platforms.
• Experience with Linux environments for development and deployment.
• Experience in the space industry or exposure to operations software.

Why constellr?

Be part of an ambitious mission to launch the world’s first commercial thermal infrared constellation.

Flexible work setup with remote and hybrid options.

Competitive compensation, including Virtual Share Option Plan (VSOP) for permanent employees.

Join a team committed to diversity, inclusion, and scientific excellence.

At constellr, we are committed to fostering an inclusive and welcoming workplace. We are an equal‑opportunity employer and believe that diversity fuels innovation, creativity, and the ability to tackle complex challenges effectively. We encourage individuals from all walks of life to join us on our mission to reduce global food insecurity.

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