Senior Platform Architect / Platform Engineer

• 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.

Highest-signal resume keywords

• Kubernetes
• PostgreSQL Operator Stack
• Multi-Tenant SaaS Architecture
• Argo CD
• Terraform

Hard Skills

• Kubernetes
• PostgreSQL
• Multi-Tenant Architecture
• Python
• Go

Soft Skills

• Independent Working Style
• Pragmatic Approach
• Documentation Skills

Industry Keywords

• CloudNativePG
• Sovereign Cloud Platforms
• Multi-Tenant Row-Level Security
• GitOps
• Load Testing

Tools & Technologies

• Helm
• Argo CD
• Supabase
• Keycloak
• NGINX Ingress
• Infisical