What is React?

React is a JavaScript library for building user interfaces. It uses a component-based architecture, virtual DOM for efficient updates, and JSX syntax. React is maintained by Meta and has a massive ecosystem.

Why is it Important?

React is the most popular frontend library, used by companies like Meta, Netflix, and Airbnb. Its component model promotes reusability, and its ecosystem (Next.js, React Native) extends to full-stack and mobile development.

What to Learn

  • JSX syntax
  • Components and props
  • State and hooks (useState, useEffect)
  • Event handling
  • Conditional rendering
  • Lists and keys
  • Custom hooks
  • Context API

Career Relevance

React skills are in high demand. Many job listings specifically require React experience. Mastering React opens doors to React Native (mobile) and Next.js (full-stack) opportunities.

Related Jobs

React DeveloperFrontend DeveloperFull Stack DeveloperUI Engineer