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Platform Engineer Open Source (m/w/d)

cloudpunks GmbH
Contract type
Ongoing
Work mode
Remote · Germany
Experience
Mid-level · 2+ years

Job description

Platform Engineer building cloud-native platforms from open-source components for long-term customer projects, from Linux and automation to CI/CD and containers.

At a glance

Work mode
Remote · Germany
Languages
German, English

What you'll do

  • Kubernetify existing applications by writing Dockerfiles and Helm charts and bringing them onto Kubernetes.
  • Build Kubernetes platforms from CNCF open-source components such as ingress controllers, cert-manager, Harbor, Keycloak, Vault or OpenBao.
  • Automate infrastructure as code with Terraform/OpenTofu, Ansible, Helm and Kustomize.
  • Build and optimize CI/CD pipelines with GitLab CI or GitHub Actions and GitOps workflows with ArgoCD or Flux.
  • Implement security and policies with Kyverno or OPA/Gatekeeper, image scanning with Trivy and runtime security with Falco.
  • Set up monitoring stacks with Prometheus, Grafana, Loki and OpenTelemetry, including cost visibility with OpenCost.
  • Create backup and restore concepts with Velero and handle cluster and component upgrades and lifecycle management.
  • Work embedded in customer teams, join standups and enable teams to operate their platform independently.

What we're looking for

  • Solid Linux knowledge and experience with Docker or containers.
  • At least 2 years of hands-on experience with Kubernetes, whether vanilla, in the cloud or on-premises.
  • Experience with Terraform/OpenTofu or Ansible as well as Helm and/or Kustomize.
  • Experience with at least one CI/CD tool (GitLab CI, GitHub Actions, Jenkins) for automated deployments.
  • Understanding of DNS, TLS, load balancing and container networking.
  • Ability to explain technical concepts understandably in German and English.
  • Independent working style and taking responsibility for your work.
  • Team player who enjoys working embedded in customer teams.
  • Willingness to keep learning new technologies continuously.

Nice to have

  • Experience with ArgoCD or Flux.
  • Experience with Kyverno, OPA/Gatekeeper, Trivy, Falco or Vault.
  • Experience with Prometheus, Grafana, Loki or OpenTelemetry.
  • Experience with Keycloak and Harbor.
  • First experience with AWS or Azure is a plus but not required.
  • CKA, CKAD, CKS, LFCS or other CNCF certifications.

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About cloudpunks GmbH

We at cloudpunks believe we can make the difference.

cloudpunks is a Kubernetes Certified Service Provider and CNCF Silver Member that modernizes applications and builds platforms from open-source components.

Mission

We design, implement and operate platform and cloud solutions.

Key facts

  • Kubernetes Certified Service Provider (KCSP).
  • CNCF Silver Member.

What they value

  • We want to deliver great projects with cool technology that really helps the customer.