Mid Software Engineer-Data Services

Your responsibilitie s

• Full ownership of platform services : developing and maintaining DBaaS (Severalnines CCX), the Registry (Harbor), and Vault / Key Manager in a you build it, you own it model from implementation, through APIs and documentation, to operational stability.
• Integration with shared services : connecting your services with IAM, billing, and quota systems developed by the Common Services team.
• End‑to‑end delivery : working across the full delivery lifecycle, from Kubernetes integration and API design to final documentation.
• Engineering collaboration : participating in code reviews and pair programming, co‑creating technical and quality standards.

Requirements

• Experience building applications on Kubernetes : we are looking for an engineer who has worked with K8s and wants to grow toward platform engineering.
• Knowledge of Go and Python : ability to write clean, testable code.
• Understanding of REST API design : CRUD, error handling, versioning.
• Kubernetes fundamentals : deployments, services, ConfigMaps, Secrets, RBAC.
• AI‑assisted development : comfortable using tools like Claude Code, Copilot, and similar solutions as a natural part of daily work.

Nice to have

• Experience with databases: PostgreSQL, MySQL from an operational perspective.
• Knowledge of Harbor or other registries.
• Experience with HashiCorp Vault on Kubernetes.
• Exposure to the Kubernetes operator pattern.
• Terraform knowledge, even at module‑authoring level.
• Experience with containerization and CI/CD: Docker, pipelines.

Why join us

• Building a cloud platform : you help create a modern ecosystem from scratch, supporting the European space industry, climate research, and scientific projects with real impact.
• Autonomous team : you join a newly formed group operating like a startup within a stable, large organization with access to resources smaller companies cannot offer.
• CNCF technologies in production : you work with Kubernetes, KNative, Cilium, ArgoCD, Kubeflow, and other open‑source projects, with opportunities to contribute back.
• Real influence : you have a voice in architectural and product decisions, and your ideas truly shape the platform’s direction.
• AI‑native workflow : we use tools like Claude Code daily, not as an experiment, but as an integral part of our work.
• Autonomy and stability : we offer significant freedom in organizing your work, transparent collaboration principles, and stable employment with competitive compensation.
• Benefits package : medical care, multisport, life insurance.
• Language classes available.