Journal

Technical notes on React, TypeScript, performance, and the craft of building software.

Building with React 19: What Actually Changed

React 19 shipped with compiler optimizations, Actions, and server components stable. Here's what changed in my workflow.

Not the ones in tutorials. The ones that show up in production code every week.

How I think about component libraries, tokens, and documentation when building for scale.

INP is the metric most teams are failing. Here's how to fix it and what else matters now.