React

Lighthouse scores and real-user Core Web Vitals often disagree, sometimes by a wide margin. Here's what the data shows about measuring performance correctly in React.

I'm often asked whether to use CSS or a library like Framer Motion for React animations. Here's the 3-step decision process I use to guarantee a smooth 60fps.

React apps can grind to a halt during heavy computations. The problem isn't React, it's the single-threaded nature of JavaScript. Here's how to use Web Workers to fix it.

A React app can feel sluggish despite simple component logic — the problem isn't always the code you wrote, but the massive third-party libraries you import. Here's how to diagnose and fix it.

I was asked to diagnose a React app failing its Core Web Vitals. The culprit was image handling. Here is the step-by-step process we followed to fix it.