Notes on agentic development.

Journal WooCommerce checkout races: the 2am bug is never “random”

Oct 26, 2026

WooCommerce checkout races: the 2am bug is never “random”

At peak traffic, Woo checkout “sometimes” double-charges—most teams blame payment gateways, but the real cause is state races.

Read more

Journal I won’t run an LLM in checkout unless idempotency is bulletproof

Oct 25, 2026

I won’t run an LLM in checkout unless idempotency is bulletproof

We tried “AI help” in WooCommerce checkout and got race conditions; the fix was kill-switchable, idempotent payment-safe orchestration.

Read more

Journal Applied AI in WordPress only works when you compile it into the pipeline

Oct 24, 2026

Applied AI in WordPress only works when you compile it into the pipeline

I watched a “bolt-on” AI plugin double server load and still mis-route redirects—so we rewired it like part of the build.

Read more

Journal Load bugs don’t arrive politely; we fixed ours by removing one assumption

Oct 23, 2026

Load bugs don’t arrive politely; we fixed ours by removing one assumption

A Fortune 500 apparel store hit 0.7% 500s at 220 rpm—then it vanished in staging; here’s what we changed permanently.

Read more

Journal The WooCommerce perf bug that looked like caching but wasn’t

Oct 22, 2026

The WooCommerce perf bug that looked like caching but wasn’t

We cut page time in half, then saw carts get wrong totals—turns out our “cache” was replaying stale tax logic.

Read more

Journal The senior move is saying no to AI/agents/edge architectures

Oct 21, 2026

The senior move is saying no to AI/agents/edge architectures

We cut an agent pilot after it doubled latency and made observability lie; here are the heuristics we now use every sprint.

Read more