Frontend Development with React & Next.JS
Become a Production-Ready Frontend Engineer - Mastering React, Next.js 15 & Modern Design Systems
12 Weeks
4 Hours
Course Incharge
Muzammil Bilwani

π Prerequisites
β Intermediate (HTML/CSS/Basic JS knowledge required)
π Course Description
Master modern frontend engineering using React and Next.js. Learn advanced state management, server-side rendering, performance optimization, and professional design implementation using Tailwind and Shadcn/UI.
What You Will Learn
Master advanced JavaScript (ES6+, Async, Event Loop)
Architect reusable component libraries in React
Handle complex global state with Redux Toolkit and RTK Query
Build high-performance Next.js 15 apps with Server Components and Actions
Implement professional design systems with Tailwind and Shadcn/UI
Master performance optimization and professional E2E testing
Course Outline
JavaScript Engine & ES6+ Mastery
- βDeep dive into Execution Context, Closures, and the Event Loop
- βAdvanced Array methods (Map, Filter, Reduce) and Object manipulation
- βMastering Asynchronous JS: Promises, Async/Await, and handling Race Conditions
- βHands-on: Build a "Real-time Crypto Tracker" logic engine using vanilla JS and Fetch API
React Core & Component Architecture
- βThinking in React: One-way data flow and Component Composition
- βVirtual DOM vs. Real DOM: How Reactβs Reconciliation works
- βCreating reusable UI components with Props and PropTypes
- βHands-on: Architect a "Modular UI Library" (Buttons, Inputs, Modals) from scratch
State Management & Essential Hooks
- βManaging local state with useState and side effects with useEffect
- βHandling complex state logic with useReducer
- βMastering the Component Lifecycle in Functional Components
- βHands-on: Build a "Complex Multi-Filter Product Gallery" for an e-commerce site
Performance Hooks & Custom Logic
- βOptimizing renders with useMemo and useCallback
- βManaging DOM references with useRef
- βBuilding "Custom Hooks" to share logic across the entire application
- βHands-on: Create a useAuth and useFetch hook to handle global logic
Advanced Form Engineering
- βControlled vs. Uncontrolled components
- βIntegration with React Hook Form for high-performance forms
- βSchema-based validation using Zod
- βHands-on: Build a "Dynamic Multi-step Onboarding Flow" with real-time validation
Client-Side Routing (React Router)
- βSingle Page Application (SPA) logic: Loaders, Actions, and Nested Routes
- βProtected Routes: Handling authentication redirects on the frontend
- βHands-on: Build a "Professional Admin Dashboard" with nested navigation and sidebar logic
Global State & Data Fetching (Redux Toolkit)
- βWhy Global State? Store, Slices, and Thunks
- βUsing RTK Query for automated caching and state synchronization
- βHands-on: Build a "Music Streaming Frontend" where the player state persists across pages
Styling & Design Systems (Tailwind + Shadcn/UI)
- βUtility-first CSS: Mastering Tailwind for rapid development
- βImplementing Design Systems with Shadcn/UI and Radix Primitives
- βDark Mode implementation and Responsive Breakpoints
- βHands-on: Build a pixel-perfect "SaaS Landing Page" with dark/light mode toggle
Transition to Next.js (App Router)
- βFile-based routing: Folders, page.js, layout.js, and loading.js
- βServer Components vs. Client Components: When to use what
- βHands-on: Migrate a standard React project into the Next.js App Router structure
Server-Side Rendering (SSR) & Static Generation
- βMastering Data Fetching: Dynamic Rendering vs. Static Site Generation (SSG)
- βIncremental Static Regeneration (ISR): Updating content without rebuilding
- βHands-on: Build a "High-SEO Tech News Portal" that updates content every 60 seconds
Next.js Data Intelligence & Server Actions
- βEliminating APIs: Using Server Actions for form submissions and database mutations
- βRevalidating data with revalidatePath and revalidateTag
- βHands-on: Build a "Guestbook App" that writes directly to a DB using Server Actions
Next.js Performance Optimization
- βImage Optimization with <Image /> component (LCP/CLS fixes)
- βFont Optimization and Third-party Script management
- βDynamic Metadata and SEO optimization for social sharing
- βHands-on: Audit and fix a "Slow Landing Page" to achieve a 100/100 Lighthouse score
Full-Stack Next.js & Middleware
- βRoute Handlers: Building API endpoints within Next.js
- βEdge Middleware: Handling redirects and geolocation-based content
- βHands-on: Build an "Internationalized Store" that detects user country and shows local currency
Interactive UI & Animations (Framer Motion)
- βIntroduction to Layout Animations and Page Transitions
- βScroll-linked animations and "Drag & Drop" interactions
- βHands-on: Add "Apple-style" smooth animations to your portfolio or SaaS project
Professional Testing & Quality Assurance
- βUnit Testing components with Vitest and React Testing Library
- βEnd-to-End (E2E) testing with Playwright
- βHands-on: Write a test suite that simulates a user "Adding to Cart" and "Checking Out"
Deployment & The Grand Capstone
- βDeploying to Vercel: Environment variables and Preview Deployments
- βCI/CD Pipelines: Automated testing on every GitHub Pull Request
- βFinal Project: Build a "Production-Ready SaaS Frontend" (e.g., a Project Management Tool or an AI Dashboard) and launch it live
π Grading Criteria
| Component | Percentage |
|---|---|
| Quizzes | 20% |
| Class Participation / Attendance | 15% |
| Projects | 25% |
| Final Projects | 40% |
| Total | 100% |
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