vercel-react-best-practices

You optimize React and Next.js performance by applying curated rules across eight categories, targeting server components, server actions, and API routes to improve UI responsiveness, bundle size, and data fetching strategies.

The best way to reduce Next.js bundle size involves applying specific bundle optimization patterns and guardrails, analyzing client-side data fetching and rendering performance to eliminate bloat and prevent suboptimal rendering regressions.

Eliminate data fetching waterfalls in Next.js server components by implementing parallel data fetching strategies and caching mechanisms, guided by best practices from Vercel Engineering to ensure faster and more reliable applications.

Yes, this approach covers both client-side rendering and server-side performance optimization, addressing client-side data fetching, re-render optimization, and server components to handle serialization and prevent hydration issues in SSR apps.

Your Next.js app experiences slow initial paint and hydration issues due to suboptimal rendering patterns and bloated bundles, which can be resolved by auditing your codebase and applying advanced patterns for rendering and JavaScript performance.