Performance Optimization

Optimize your Next.js application with caching, compression, and performance monitoring.

30 min

3 sections

performance

optimization

caching

01. Image Optimization

Section 1 of 3

Use next/image for automatic image optimization with WebP, lazy loading, and responsive sizes.

typescript

import Image from 'next/image';

export default function OptimizedImages() {
  return (
    <Image
      src="/large-image.jpg"
      alt="Optimized image"
      width={1920}
      height={1080}
      placeholder="blur"
      blurDataURL="data:image/jpeg;base64,..."
      sizes="100vw"
    />
  );
}

Exercise

Optimize Image Loading

Practice

Replace an img tag with next/image and add appropriate optimization props.

Deployment with Vercel

Monitoring and Debugging

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