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Frontend Developer Roadmap 2025

A step-by-step guide to becoming a modern frontend developer. From HTML/CSS basics to React, TypeScript, and performance optimization.

🏗️Fundamentals

1

HTML

The structure of every web page.

  • Semantic HTML (header, main, section, article, nav)
  • Forms and validation
  • Accessibility (ARIA roles, landmarks)
  • SEO basics (meta tags, heading hierarchy)
  • HTML5 APIs (Web Storage, Geolocation)
2

CSS

Styling and layout for the web.

  • Selectors, specificity, and cascade
  • Box model, display, and positioning
  • Flexbox layout
  • CSS Grid layout
  • Responsive design (media queries, mobile-first)
  • CSS custom properties (variables)
  • Animations and transitions
3

JavaScript

The programming language of the web.

  • Variables, data types, operators
  • Functions, scope, closures
  • DOM manipulation and events
  • ES6+ features (arrow functions, destructuring, spread)
  • Promises, async/await, fetch API
  • Modules (import/export)
  • Error handling (try/catch)

⚙️Tools & Workflow

4

Version Control

Track and collaborate on code changes.

  • Git basics (init, add, commit, push, pull)
  • Branching and merging strategies
  • GitHub / GitLab workflows
  • Pull requests and code reviews
5

Package Managers & Build Tools

Modern development workflow tools.

  • npm / pnpm / yarn
  • Vite (recommended) or Webpack
  • ESLint and Prettier
  • PostCSS / Autoprefixer

⚛️Framework & Library

6

React (Recommended)

The most popular UI library.

  • Components and JSX
  • Props and state
  • Hooks (useState, useEffect, useRef, useMemo)
  • Context API
  • React Router or TanStack Router
  • Forms (React Hook Form, Zod)
7

TypeScript

Add type safety to your JavaScript.

  • Basic types and interfaces
  • Generics
  • Utility types (Partial, Pick, Omit, Record)
  • Type narrowing and guards
  • TypeScript with React
8

Next.js (Meta-Framework)

Production React framework.

  • File-based routing (App Router)
  • Server and Client Components
  • Data fetching patterns
  • Static and dynamic rendering
  • API routes
  • Deployment (Vercel, self-host)

🎨Styling & UI

9

CSS Framework

Efficient styling approaches.

  • Tailwind CSS (utility-first) — Recommended
  • CSS Modules (scoped CSS)
  • Shadcn/UI component library
  • Responsive design patterns
  • Dark mode implementation

🚀Advanced Topics

10

Performance

Make your apps fast.

  • Core Web Vitals (LCP, FID, CLS)
  • Code splitting and lazy loading
  • Image optimization (next/image, WebP, AVIF)
  • Bundle analysis and tree shaking
  • Service Workers and caching
11

Testing

Write reliable, maintainable tests.

  • Unit tests (Vitest / Jest)
  • Component tests (Testing Library)
  • End-to-end tests (Playwright / Cypress)
  • Accessibility testing
12

State Management

Manage complex application state.

  • Zustand (simple, modern)
  • React Query / TanStack Query (server state)
  • Jotai or Recoil (atomic state)
  • Redux Toolkit (enterprise)
All Roadmaps
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