Not a video course Swipe-and-read cards
Learning React Easily
Use your doomscrolling skills to learn React for your work or your next interview.
67% offLaunch price · you save ₹2,000
- 25+ chapters
- 500+ cards
- 1 real e-commerce app
- 🎓 certificate
A real card from chapter 1. Tap and swipe, or open it full screen.
One concept, one card
Every topic is a short card you can read in a minute, with real code and an interview question. No videos, no fluff.
Learn it step by step
- Start with whyEvery topic opens with the problem it solves, shown in a real online store.
- Understand itA plain-English explanation and the key ideas, one card at a time.
- See it workingShort, real code examples you can read in a minute.
- Check yourselfQuestions to answer before you peek, plus a quiz after every chapter.
Built for interview prep
Lesson cards end with the kind of question interviewers actually ask, so you practise explaining concepts, not just recognising them.
key when rendering a list?
Reveal answer
Pass every chapter quiz to earn a certificate of completion from Alpha Sapien Labs.
Study tools that remember
Contents
From JSX to micro-frontends, in the order you'd learn it. Chapter 1 is free to read right now.
- 1React FundamentalsFree
- 2JSX10 cards
- 3Components10 cards
- 4State & Props17 cards
- 5Events12 cards
- 6React Rendering Model24 cards
- 7Hooks48 cards
- 8TypeScript with React19 cards
- 9Forms & Validation36 cards
- 10Refs, Portals & Error Boundaries14 cards
- 11Component Design Patterns20 cards
- 12React Router21 cards
- 13API Integration & Async Programming25 cards
- 14TanStack Query / React Query34 cards
- 15Redux: State Management21 cards
- 16Redux Toolkit: State Management24 cards
- 17Zustand: State Management19 cards
- 18Unit Testing19 cards
- 19React Performance31 cards
- 20Accessibility17 cards
- 21React Security13 cards
- 22Modern React & Concurrent Features17 cards
- 23SSR & React Architecture16 cards
- 24React Application Architecture28 cards
- 25Micro-Frontends21 cards
- 26Build Tools & Deployment17 cards
- 27Capstone: E-commerce WebsiteLive site + code
One price, the whole book
Pay once and read everything, including the capstone project.
- All 25+ chapters and 500+ study cards
- ShopEase capstone: live site and full source code
- Review list, progress tracking, shuffle and dark mode
- Read on desktop, tablet or phone
- Certificate of completion from Alpha Sapien Labs
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Not sure yet? Read chapter 1 first.
The free preview is the same book with chapter 1 unlocked: how web apps work, what React is, installation, project structure and the ShopEase app you'll build.
Read first chapterQuestions
Is this a video course?
No. React Simplified is an interactive online book. Each topic is a short card you read, with code examples and an interview question. There are no videos to watch.
Who is it for?
Developers preparing for React interviews, and anyone who knows modern JavaScript and wants a structured, fast way to learn or revise React with TypeScript. It isn't a beginner JavaScript course.
Which React version does it cover?
React 19 with TypeScript, including Actions, the use hook, the React Compiler, Server Components and the latest Router, Redux Toolkit, Zustand and TanStack Query APIs.
Do I need to install anything?
No. The book runs in your browser. Your progress, review list and theme are saved in that browser on that device.
Can I try it before buying?
Yes. Chapter 1 is free: scroll it in the phone at the top of this page, or open it full screen.
Do I get a certificate?
Yes. Pass every chapter quiz and you unlock a certificate of completion offered by Alpha Sapien Labs, with your name (you can edit it), the date and a certificate ID. Download it as a PDF or image, or add it to your LinkedIn profile.