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Roadmap & Syllabus

MERN Stack Roadmap

A popular stack for startups and product companies. React on the frontend, Node.js and Express on the backend, and MongoDB for data — all in JavaScript/TypeScript.

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  • JavaScript
  • TypeScript
  • React
  • Next.js
  • Node.js
  • Express.js
  • MongoDB

Learning path

Choose where you are today

Each path is written for a different starting point.

Freshers & Students

Starting from the basics and preparing for a first developer job.

From JavaScript basics to a deployed React + Node.js + MongoDB application.

Approximate duration5–6 months

  1. HTML, CSS & JavaScript

    5 weeks
    • Responsive layouts with Flexbox and Grid
    • JavaScript fundamentals and DOM
    • Async JavaScript and fetch

    Milestone: Build an interactive, responsive web page that calls a public API.

  2. React Fundamentals

    6 weeks
    • Components, props and state
    • Hooks and side effects
    • Forms and React Router
    • Context for shared state

    Milestone: Build a multi-page React app with forms and API data.

  3. Node.js, Express & MongoDB

    5 weeks
    • REST APIs with Express
    • MongoDB with Mongoose
    • JWT authentication
    • Validation and error handling

    Milestone: Build a secure API and connect it to your React app.

  4. Full Project & Interview Prep

    4 weeks
    • Complete and deploy a full project
    • React and JavaScript interview questions
    • Explaining your project
    • Mock interviews

    Milestone: Demo and explain a complete MERN application.

Want it offline? Download the MERN Stack roadmap (PDF) — includes all three paths and the complete syllabus.

Projects to build

  • Expense tracker with charts and authentication
  • Job board with search, filters and applications
  • Social media mini-app with posts, likes and comments

Complete syllabus

MERN Stack syllabus

Everything this track covers, grouped by topic. Use it as a checklist.

01 Web Fundamentals

  • HTML5 and accessibility basics
  • CSS, Flexbox and Grid
  • Responsive design
  • HTTP and browser basics

02 JavaScript & TypeScript

  • Closures, this and prototypes
  • Promises, async/await and the event loop
  • ES6+ features and modules
  • TypeScript types and generics

03 React

  • JSX and components
  • Props and state
  • Hooks: useState, useEffect, useMemo, useCallback
  • Custom hooks
  • Forms and controlled inputs
  • React Router

04 State & Data Fetching

  • Context API
  • Redux Toolkit or Zustand
  • Data fetching with TanStack Query
  • Loading and error states

05 Next.js

  • App Router and layouts
  • Server and client components
  • SSR, SSG and caching
  • API routes

06 Node.js & Express.js

  • Express routing and middleware
  • REST API design
  • Validation (Zod/Joi)
  • Error handling and logging

07 MongoDB

  • CRUD and query operators
  • Mongoose schemas and relations
  • Indexes
  • Aggregation pipeline

08 Auth, Testing & Deployment

  • JWT and cookie-based auth
  • Role-based access
  • Jest and React Testing Library
  • Deploying frontend and API

Where it leads

Roles this track prepares you for

  • MERN Stack Developer
  • React Developer
  • Node.js Developer
  • Full Stack Developer

Durations are approximate and assume about 2–3 hours of focused study a day. Move faster or slower as you need — understanding matters more than speed.

Want guidance along the way?

A roadmap tells you what to learn. Guidance helps you learn it in the right depth, practise with real interview questions and explain your projects with confidence.

Technical Support support Ask a question

Roadmaps are for learning guidance. They do not guarantee jobs or placements.

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