The Course
This hands-on course takes you beyond the basics into building production-grade apps with modern React. You’ll master advanced component patterns (compound components, control props, custom hooks), performance tactics (memoization, virtualization, code-splitting, Suspense), robust state management (Context, reducers, selectors, server cache), real-world routing (nested routes, data loaders, prefetching), and form excellence (controlled vs. uncontrolled, React Hook Form, schema validation). We’ll round it out with confident testing using React Testing Library and Jest, plus pragmatic tooling with Vite.
By the end, you’ll architect scalable features, trim render costs, and ship fast, accessible interfaces your team can maintain. Expect practical examples that mirror real projects—think authenticated dashboards, data-heavy lists, and resilient forms—so you can plug patterns straight into work on day one and communicate trade-offs like a senior engineer.
🚀 Advanced React Mastery: Build Real-World, Scalable, Production-Ready React Applications
You've learned the basics. You can build components, manage state, and handle props.
But now — you’re ready for more.
You're ready to build scalable, production-grade applications like real React developers do.
Welcome to Advanced React Mastery — the course that transforms intermediate learners into confident, job-ready React professionals.
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🎯 What Makes This Course Different?
This is not another theory-based tutorial.
This course is built for those who already know React… but want to master it.
You'll dive into advanced design patterns, performance optimizations, application architecture, and Next-gen state management — the concepts real teams use when building large-scale apps.
You'll build real, practical components and application features — using patterns and strategies you'll actually use in professional development.
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What You’ll Master in This Course
🔹 1. Advanced React Patterns (The Real Developer Skillset)
Learn how to architect reusable, scalable, flexible components using:
Render Props**, Compound Components, Controlled & Uncontrolled Props
State Reducer, Prop Getters, and Custom Abstraction Patterns
Build component APIs that other developers love to use
👉 These are the same patterns used in libraries like Chakra UI, React Hook Form, and Headless UI.
🔹 2. React Performance Optimization (Make Apps Feel Instant)
Stop guessing — start measuring and optimizing:
- Reduce unnecessary re-renders using
React.memo,useCallback, anduseMemo - Boost startup time with code splitting,
React.lazy, andSuspense - Use virtualization and React Profiler for large-data performance
👉 Your apps won’t just work. They’ll feel fast, smooth, and instant.
🔹 3. Advanced State Management (Local, Global & Server)
Master modern state strategies used in high-scale applications:
- Local complex state using useReducer
- Global state using Context, Zustand, and Redux Toolkit
- Server-side state and caching using React Query (TanStack)
👉 You'll know exactly when to use each tool — and avoid overkill.
🔹 4. Forms, Validation & Smart Input Handling
Real applications depend on clean, reliable data.
You’ll master:
- High-performance forms using react-hook-form
- Schema validation with Yup or Zod
- Building reusable custom form components with instant error handling
👉 Build bulletproof, user-friendly forms like a pro.
🔹 5. Testing React Applications (React 19)
Test like a real front-end engineer using:
- React Testing Library for component testing
- userEvent API for simulating real user behavior
- Test async flows, API calls, error boundaries, and loading states
👉 Deliver with confidence. No more shipping risky code.
🛠 Real Projects That You'll Build
Across the course, you’ll build a collection of real, production-level features, including:
✔ Custom modal component using Compound Pattern
✔ Dropdown menu using Render Props
✔ Scalable Form system with validation using react-hook-form & Zod
✔ Zustand-powered theme & preference manager
✔ High-performance list with virtualization and memoized rendering
✔ Tested component suite with snapshot, async & user-event tests
👨💻 Who Is This Course For?
This course is for students who completed the Complete React 19 course.
It’s designed for:
✔ React developers who know the basics but struggle with scalability
✔ Self-learners who want to fill the “real-world knowledge gap”
✔ Developers preparing for professional React interviews
✔ Frontend engineers ready to build production-ready apps
If you’re ready to go from React learner → React developer, this is your next step.
🎓 By the end of this course, you will:
💡 Think in patterns, not just components
🚀 Build scalable, flexible React systems
⚡ Write fast, optimized applications
🤖 Confidently manage any state — local, global, or server
🧪 Test behaviors, interactions, and features like a pro
💼 Be fully prepared for professional React roles
🔥 This is where you stop learning React the tutorial way—
and start mastering React the professional way.
👉 Ready to go from React enthusiast to React expert? Enroll now.
Curriculum
- Introduction to Performance in React (4:48)
- React.memo — Memoizing Components (5:43)
- Another example using React.memo (4:14)
- useCallback — Memoizing Functions (6:41)
- useMemo — Memoizing Expensive Calculations (5:32)
- React Virtualization (6:01)
- Lazy Loading Components (React.lazy + Suspense) (7:21)
- Profiling React Apps with React DevTools Profiler (7:48)
- React Query (TanStack Query) - Using useQuery for API calls (12:00)
- Review of Data Fetching Basics (fetch + useEffect) (11:22)
- Query Caching & Refetching (15:32)
- Global State with Zustand (12:36)
- Redux Toolkit (17:12)
- Error Boundary (Synchronous error handling) (11:15)
- Error Bounday + Suspense (Asynchronous Error Handling) (9:31)
- Modern Error Handling with react-error-boundary (10:31)
- 1.Querying_elements (15:06)
- Querying elements (7:58)
- Prop-based behaviour (5:58)
- Testing conditional rendering (5:57)
- Testing Form field initial values (4:43)
- Snapshot Testing (12:20)
- User Events - Testing Input Typing with userEvent.type (5:01)
- User Events - Testing Button Clicks with userEvent.click (5:49)
- User Events - Conditional Rendering with userEvent (4:53)
- Testing Toggle Interactions (Expand/Collapse) (5:03)
- Testing Asynchronous Data Fetching (8:40)
- Testing Error States in Asynchronous React Components (11:20)
- 13.Testing Error States in Asynchronous React Components (7:17)