ExpertExpert3 weeks

Performance Optimization

Improve real user experience through Core Web Vitals, bundle analysis, image optimization, caching, and rendering strategy.

Topic 22 of 24

Prerequisites

Next.js
Testing

Key Concepts & Skills

Core Web Vitals
Bundle analysis
Lazy loading
Images
Caching
Rendering strategy

Learning Outcomes

Understand the core principles of Core Web Vitals
Configure and deploy Bundle analysis successfully
Troubleshoot common issues with Lazy loading
Understand the core principles of Images
Configure and deploy Caching successfully
Troubleshoot common issues with Rendering strategy

Resources

Official documentation

web.dev performance Next.js optimizing docs

Interactive practice

PageSpeed Insights

Practice Exercises

Measure Core Web Vitals.Reduce bundle size.Optimize images, fonts, and data fetching.

Project Task

Take a slow page and improve Lighthouse performance by 30+ points.

Quiz

What is the primary purpose of Performance Optimization?What are the common alternatives to Performance Optimization?How do you implement Performance Optimization in a production environment?

Notes