Developer Notes

Short, unpolished-by-design notes. A few paragraphs each — the stuff worth writing down before it's forgotten.

My AI Pair-Review Workflow

Jun 2026

Narrow review prompts ("find correctness bugs, ignore style") beat broad ones. The model reviews, I decide — every suggestion accepted or rejected with a reason.

The Waterfall You Cannot See in the Network Tab

May 2026

Three sequential awaits inside one Server Component cost 360ms and show up in the network tab as one "slow request". Parallelize what does not truly depend.

Performance

The RSC Serialization Boundary

Apr 2026

Props crossing the server/client boundary get serialized — Dates become strings, Maps become objects. Treat the boundary like an API contract.

Next.js
React

Styling Parents with :has()

Mar 2026

Two :has() patterns that let me delete real JavaScript: invalid-field highlighting and conditional card layouts.