All writing
The full archive.
Deep-dives shipping monthly. Shorter notes between. Anything older than 12 months is preserved as-shipped — I don't retroactively rewrite.
📝 Notes
Note: hiring your first engineer when you're the founder-CTO
Three rules I wish I'd had at Waffy on day zero. Short version: don't hire the engineer who can do everything; hire the one whose first 12 weeks de-risk the things you can't.
🤖 AI in Production
Most AI agents are just expensive for-loops
What actually works in production AI doesn't look like the demos. Three patterns from running AI in fintech, news intelligence, and operations — and the agentic pattern none of them use.
🛠 Build Notes
How we architected Waffy's multi-party escrow settlement engine
v1 was a single-table state machine. v3 routes 9 transaction types through a deterministic settlement core with an AI fraud subsystem. Here's what broke between them, and what survived.