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