Introduction

React.js continues to dominate the frontend ecosystem in 2026.
To become an expert, you need a clear learning roadmap.

This guide by Diffcozen outlines the key steps and milestones for mastering React.js.

React.js Learning Roadmap

1. Core JavaScript

Before React, ensure strong understanding of ES6+ features and JavaScript fundamentals.

2. HTML & CSS

Build solid foundations to create structured and styled UIs.

3. React Basics

Learn Components, JSX, Props, State, and Event Handling.

4. Advanced React

Master Hooks, Context API, Performance Optimization, and Error Boundaries.

5. Routing

Implement navigation using React Router.

6. State Management

Learn Redux, Zustand, or other state management libraries.

7. Testing

Write unit and integration tests using Jest and React Testing Library.

8. Deployment

Deploy React apps on Vercel, Netlify, or other platforms.

Conclusion

Following this roadmap will ensure you become a confident React.js developer by 2026.
At Diffcozen, we guide learners through every step to achieve this goal.