I build engineering teams and dependable software. I'm CTO at LiORA, developing an Environmental Intelligence Platform alongside science and hardware teams. Previously, I led technology and product as CTPO at Humi through its acquisition by Employment Hero. I write The Pragmatic CTO, have published with Packt, and still design and ship software.

• Bloccs: Typed, supervised dataflow on the BEAM that compiles TOML graphs into Broadway/GenStage supervision trees. · Docs
• Sift: A PR triage and review harness that runs heuristics or LLM strategies against code diffs.
• ShipLog MCP: Listing metadata for ShipLog’s hosted feedback and changelog MCP server; the server implementation lives outside this repository. Connection guide

I also build StructPR, for reviewing changes by business context and risk, and previously built and sold Siteguardian. More projects.

• Dopamine, Debugging, and the Dopamine-Loss of AI-Assisted Coding explores how AI-assisted coding changes the feedback loop of debugging, learning and maintaining expertise.
• Reading the Supervision Tree Contract, Key by Key digs into OTP child specs, restart strategies and failure boundaries.
• The Three Seats of Engineering Leadership is my Forbes Technology Council contribution on CTO, VP and director responsibilities.

Technical blog · The Pragmatic CTO · DEV

AppSignal · Codecov · Semaphore · SitePoint · Full publications

Magento PHP Developer's Guide, published by Packt. A guide to Magento's architecture and extension development from my work in e-commerce.

Website & background · LinkedIn · X · Mastodon · YouTube