<ul><li>Bundle size is an important factor in web app performance. Be selective with imports to trim down the bundle size.</li><li>Lazy loading can speed up the initial page load. Implement lazy loading for components that are not immediately needed.</li><li>Optimizing images can lead to significant performance improvements. Use Next.js Image component for automatic optimization and lazy loading.</li><li>Caching data reduces the need to fetch the same data repeatedly. Use tools like React Query for easy caching implementation.</li></ul>

Performance Optimization Techniques for Modern Web Apps

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