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Domain 08

React.js / Frontend Development

Component architecture done properly — interfaces that stay maintainable after the third feature request, not just the first.

JavaScript basics are expected1 program available
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Learning objectives

What you will be able to do.

  • Design components that compose rather than duplicate
  • Manage state before it becomes unmanageable
  • Handle routing and navigation
  • Integrate APIs including their loading and error states
  • Build interfaces that are responsive and accessible

Who this is for

  • Learners with JavaScript fundamentals ready to build real applications
  • Web developers moving from pages to applications

Prerequisites: JavaScript basics are expected

Tools and technologies

  • React
  • JavaScript / TypeScript
  • Vite
  • React Router
  • Tailwind CSS
  • Testing Library
  • Git

Roles this prepares you for

  • Frontend Developer
  • React Developer
  • UI Engineer

Curriculum

5 modules, in the order they build on each other.

Each module ends in something you have made work, not just something you have watched.

  1. 01

    React fundamentals

    • Components and props
    • JSX and rendering
    • Lists, keys and conditional rendering
    • How rendering actually works
  2. 02

    State

    • Local state and hooks
    • Lifting state and composition
    • Context for shared state
    • When to reach for a state library
  3. 03

    Routing and data

    • Client-side routing
    • Fetching and caching
    • Loading, empty and error states
    • Forms and validation
  4. 04

    Architecture

    • Folder and module structure
    • Reusable component libraries
    • Performance and re-render control
    • Testing components
  5. 05

    Interface quality

    • Responsive layout
    • Accessibility in components
    • Design tokens and visual consistency

Practical work

What you could build in this domain.

Project briefs are agreed with your mentor at the start, so the work suits the level you are actually at.

  • 01

    A storefront built on a reusable component library

  • 02

    A dashboard with routing, filters and persisted state

  • 03

    A multi-step form with validation and recovery

Programs

How to study React.js / Frontend.

The same domain, in the format that fits your situation.

All programs
  • React.js / FrontendBeginner to job-readyInternship included

    Frontend Engineering Career Program

    Modern React engineering — component architecture, state, routing and API integration — with the interface quality employers look for.

    • JavaScript and React component fundamentals
    • State management and routing
    • API integration and data handling
    • Responsive, accessible interface work
    • Mock assessments, interview practice and portfolio review

    You finish with: A production-shaped React application with a reusable component library.

    Program details

Keep looking

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