Level 2 · Intermediate
Frontend Frameworks
React Professional
Validates professional React skills including advanced hooks and concurrent rendering patterns, custom hooks, shared state management, performance optimization and code splitting, testing with React Testing Library, server-side rendering and hydration, error boundaries and portals, and TypeScript patterns for production React applications.
Skills Tested
- Advanced Hooks and Concurrent Rendering Patterns
- Custom Hooks and Hook Composition
- State Management with Context, Zustand, and Redux Toolkit
- Performance Optimization and Code Splitting
- Testing with React Testing Library and Jest
- Server-Side Rendering, Hydration, and Server/Client Component Boundaries
- Error Boundaries and Portals
- TypeScript with React Components, Events, Refs, and Generics
- Routing with React Router
- Reusable Component Patterns with TypeScript
Assessment Details
25
Questions
78%
To Pass
50 min
Time Limit
—
Pass Rate
- Questions are drawn randomly from the question pool each attempt
- Answers cannot be reviewed after submission
- Escalating cooldown between attempts: 8h, 24h, 72h, then 1 week
- Purchase includes one free retake within your access period
- Certificates include a shareable verification token
- Open Badges 2.0 compliant. Add to LinkedIn and digital wallets
Track
Frontend Frameworks → React
Part of Career Paths
React Developer
Available in Bundles
React Developer Bundle
Save 20%