Senior Platform Architect / Platform Engineer

Stellenbeschreibung:

Build a multi-tenant Kubernetes platform on STACKIT SKE
Develop a greenfield architecture with a defined roadmap
Integrate CloudNativePG as the PostgreSQL layer with multi-tenant row-level security
Cleanly integrate Supabase, Keycloak, and Infisical secret management
Set up NetworkPolicies, NGINX Ingress, and GitOps with Argo CD
Develop a dedicated token quota service for multi-tenant LLM inference
Make and document relevant architectural decisions in ADRs
Create runbooks before production deployment
Conduct code reviews, evaluation suites, and load tests before onboarding the first tenant
Develop the architecture for the first enterprise rollout in 2026
Work closely with the founding team and Head of AI
Report directly to Christoph Knöll (Founder/CEO)

Requirements

5+ years of production Kubernetes experience
Experience with a PostgreSQL operator stack (CNPG, Zalando, or Crunchy), including real-world multi-tenant production deployments
Experience with multi-tenant SaaS architecture, ideally with row-level security or schema-per-tenant designs
Affinity with sovereign cloud platforms (STACKIT, IONOS, Open Telekom Cloud) is a plus, but not required
Independent and pragmatic working style
Willingness and ability to document architectural decisions in ADRs
Knowledge of Kubernetes, Helm, Terraform, Argo CD, CNPG, Supabase, Keycloak, NGINX Ingress, Infisical, Python, and Go
Based in Germany
Willingness to work from the Munich office approximately once a month
CV plus three sentences explaining why this role is the right fit for you

Core Competencies

Demonstrates extensive experience in building multi-tenant Kubernetes platforms and developing greenfield architectures, with a strong focus on PostgreSQL integration and cloud-native technologies. Proficient in documenting architectural decisions and conducting thorough code reviews to ensure production readiness.