React Performance Optimization Techniques
Sarah ChenFeb 20, 202610 min read
React's reconciliation can be a bottleneck if not managed well. Understanding when and why components re-render is the first step to optimization.
Render Optimization
Splitting your bundle and lazy-loading routes and heavy components can dramatically improve initial load time. React.lazy and Suspense make this straightforward.
Code Splitting & Lazy Loading
Every kilobyte matters on mobile networks. Analyzing your bundle, tree-shaking unused code, and optimizing images are non-negotiable for fast apps.