DevOps / Platform Engineer | Reliability Advocate from Graz, Austria Infrastructure automation, cloud-native platforms, GitOps — and the occasional full-stack side project.
- 🔧 Build and operate Kubernetes platforms on Talos Linux, GKE and K3s
- 🔄 Run everything through GitOps — Argo CD, Argo Workflows/Events/Rollouts, Kargo progressive delivery
- 🧰 Automate infrastructure with Terraform (Cloudflare, GitHub, OpenBao, OCI) and Ansible
- 🔍 Instrument with OpenTelemetry, Prometheus, Grafana, Loki, Tempo
- 🔐 Enforce policy and secret hygiene with Kyverno, Trivy Operator, External Secrets + OpenBao
- 🛠 Write tooling in Go and full-stack apps in TypeScript when a platform needs one
Production-proven — daily driver, running in production Kubernetes · Helm · ArgoCD · GitOps · Docker · Terraform · GitHub Actions · GitLab CI/CD · SUSE Rancher · SUSE Virtualization · Linux administration
Hands-on — used and shipped with Ansible · Google Cloud (GCP/GKE) · K3s · Cloudflare · Prometheus & Grafana · OpenTelemetry · Vault/OpenBao + External Secrets Operator · TLS/PKI · Traefik & ingress controllers · Backup & recovery
Frontier — actively building depth Talos Linux · Cilium · Argo Workflows · Service mesh (Istio, Linkerd) · Harbor · Go · TypeScript
| Repo | What it is |
|---|---|
| multi-k8s-infra | Talos Linux homelab cluster, fully GitOps-managed with Argo CD — Cilium, Kargo, observability stack, Kyverno, Longhorn, Velero |
| homelab | Terraform control plane: Cloudflare DNS/mail/tunnels, GitHub repo governance, OpenBao, OCI free-tier Kubernetes |
| homelab-terraform-modules | Reusable Terraform modules backing the homelab stacks |
| docker-stack | ~25 self-hosted services as separate Docker Compose stacks (Authelia, Gitea, OpenBao, Paperless, Jellyfin, …) |
Always happy to share ideas, discuss infrastructure setups, or nerd out over GitOps workflows.
📍 Based in Graz, Austria · 🌐 hauptmann.dev