I build the data, cloud and AI systems companies actually run on.
Senior IT freelancer in Germany — agentic AI, data, cloud and DevOps engineering for startups, Mittelstand and global corporates.
High-level and hands-on: I design the architecture and I ship the code.
NowAI Technical Advisor, Dialpad — agentic enablement for telephony engineeringbuilding Pilot Shell in the open
Selected clients
12 engagements since 2017- Dialpad2026 — now
- Boehringer Ingelheim2023 — 25 · ×2
- Porsche2021 — 22
- Hubert Burda Media2022 — 23
- Marc O'Polo2020 — 24 · ×2
- Climeworks2021
- OEW Breitband2025 — 26
Things I build myself
Pilot ShellMy own engineering framework: spec-driven development, enforced TDD and quality gates for Claude Code and Codex CLI. 1.8k stars.Live productBahnspareriOS and Android app that watches Deutsche Bahn fares and tells you when your trip gets cheaper.Public betaDIY-ThermocamAn open-source thermal imaging camera built around the FLIR Lepton sensor. 1.2k stars, 179 forks.Open source