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Send a candidate one JavaScript challenge and get back their code, the tests it passed, and how the code arrived. Portfolio Pro also offers a catalog of guided AI development tracks and projects.

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Premium track: full modules and projects with a plan

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Learning track · Advanced

Performance Optimization

Master React and web performance optimization techniques

React Performance
Bundle Optimization
Web Vitals
Caching Strategies
Memory Management

Modules: 5
Lessons: 22
Projects: 10
Pace: 8 weeks

Curriculum

Modules

5 modules · 22 lessons · 10 projects

01
Performance Fundamentals
Master the fundamentals of web performance - Core Web Vitals, image optimization, code splitting, rendering strategies, and caching.
5 lessons
Image Optimization
Code Splitting
Rendering Strategies
Caching Strategies
+1 more
Premium
02
React Performance
Master React-specific performance optimization techniques
5 lessons
Introduction to Performance
React Memo Patterns
Usememo Optimization
Usecallback Patterns
+1 more
2 projects
Bundle Optimization
Component Optimization
Premium
03
Web Performance
Optimize web performance metrics and loading strategies
5 lessons
Web Vitals
Loading Optimization
Critical Path Optimization
Image Optimization
+1 more
2 projects
Caching Strategies Web
Loading Optimization
Premium
04
Monitoring
Implement performance monitoring and analytics systems
3 lessons
Performance Monitoring
Lighthouse Integration
Real User Monitoring
2 projects
Lighthouse Automation
Performance Analytics
Premium
05
Advanced Optimization
Master enterprise-level optimization techniques and architectures
4 lessons
Micro Frontends
Edge Computing
Serverless Optimization
Progressive Web Apps
4 projects
Edge Computing
Micro Frontends
Progressive Web Apps
Serverless Optimization
Premium

Outcomes

What you ship

Ship 10+ portfolio projects from this track
Optimize React application performance
Implement advanced caching strategies
Master bundle optimization techniques
Monitor and analyze performance metrics

Premium track: full modules and projects with a plan

View plans

Learning track · Advanced

Performance Optimization

Master React and web performance optimization techniques

React Performance
Bundle Optimization
Web Vitals
Caching Strategies
Memory Management

Modules: 5
Lessons: 22
Projects: 10
Pace: 8 weeks

Curriculum

Modules

5 modules · 22 lessons · 10 projects

01
Performance Fundamentals
Master the fundamentals of web performance - Core Web Vitals, image optimization, code splitting, rendering strategies, and caching.
5 lessons
Image Optimization
Code Splitting
Rendering Strategies
Caching Strategies
+1 more
Premium
02
React Performance
Master React-specific performance optimization techniques
5 lessons
Introduction to Performance
React Memo Patterns
Usememo Optimization
Usecallback Patterns
+1 more
2 projects
Bundle Optimization
Component Optimization
Premium
03
Web Performance
Optimize web performance metrics and loading strategies
5 lessons
Web Vitals
Loading Optimization
Critical Path Optimization
Image Optimization
+1 more
2 projects
Caching Strategies Web
Loading Optimization
Premium
04
Monitoring
Implement performance monitoring and analytics systems
3 lessons
Performance Monitoring
Lighthouse Integration
Real User Monitoring
2 projects
Lighthouse Automation
Performance Analytics
Premium
05
Advanced Optimization
Master enterprise-level optimization techniques and architectures
4 lessons
Micro Frontends
Edge Computing
Serverless Optimization
Progressive Web Apps
4 projects
Edge Computing
Micro Frontends
Progressive Web Apps
Serverless Optimization
Premium

Outcomes

What you ship

Ship 10+ portfolio projects from this track
Optimize React application performance
Implement advanced caching strategies
Master bundle optimization techniques
Monitor and analyze performance metrics

Performance Optimization

Modules

Performance Fundamentals

React Performance

Web Performance

Monitoring

Advanced Optimization

What you ship

Performance Optimization

Modules

Performance Fundamentals

React Performance

Web Performance

Monitoring

Advanced Optimization

What you ship