π Bremen, Germany Β· π§± SRE & Platform Engineer Β· π‘ self-hoster
I build and run reliable infrastructure end to end β observability, IaC, and platform tooling β and self-host most of it. Off the clock I write software for live-audio gear.
Working at CONTACT Software β Lot's of clusters, internal tooling, interesting projects
- x32-patch-list β browser/PWA that turns X32 scene files into printable patch lists, fully client-side. TypeScript Β· Bun Β· PWA
- foghorn β cross-platform desktop alert monitor for Alertmanager, Grafana, Prometheus & Better Stack. Go Β· Wails Β· Svelte
- service-starter β system-tray app that auto-discovers local projects, monitors ports, and tracks dependency health. Electron Β· React Β· TypeScript
- BandAI β full-stack band-management platform: members, songs, rehearsals, setlists, shows. Spring Boot Β· React Β· PostgreSQL Β· commercial Β· private
- MaybeBuchhaltung β workflow-based accounting software: document import, OCR, tax classification, transaction mapping, invoice tracking, statistics, vehicle and contract tracking, and receipt generation. Python Β· FastAPI Β· React Β· TypeScript Β· SQLite Β· semi-commercial Β· private
- eBPF & runtime observability
- GitOps and progressive delivery on k8s
- Networked live-sound control and DSP
- Why nobody needs 42HE in their hallway
- Self-hosting and running a homelab that stays boring
- Prometheus / Grafana / Loki observability stacks
- Driving AI through Infrastructure like a 40 ton truck
- Letting Agents re-implment communication protocols
- Pass-By-Reference in go (or better not :P )
π‘ What I self-host (and use)
Hypervisor & Storage
Compute & Networking
Auth & Security
Applications
- Nextcloud β files, calendar, contacts, photos, actual sharing
- Jellyfin β media server
- Immich β photo library
- Paperless-ngx β documents
- BookStack β wiki
- Karakeep β bookmarks
- Grafana + Loki + Alloy β observability stack
- Uptime Kuma β status monitoring
- Baserow / NocoDB β no-code databases
- n8n β automation
- Miniflux β RSS
- Ollama + Open WebUI β local LLMs
- NetBox β IPAM