Udemy

React, NodeJS, Express & MongoDB - The MERN Fullstack Guide

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  • 86,494 Students
  • Updated 4/2025
4.5
(14,098 Ratings)
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Course Information

Registration period
Year-round Recruitment
Course Level
Study Mode
Duration
18 Hour(s) 51 Minute(s)
Language
English
Taught by
Academind by Maximilian Schwarzmüller, Maximilian Schwarzmüller, Manuel Lorenz
Rating
4.5
(14,098 Ratings)

Course Overview

React, NodeJS, Express & MongoDB - The MERN Fullstack Guide

Build fullstack React.js applications with Node.js, Express.js & MongoDB (MERN) with this project-focused course.

We built the bestselling React course on Udemy - this course now allows you to take your React knowledge to the next level and build fullstack web apps based on React, NodeJS, MongoDB and Express!

Building fullstack applications (i.e. frontend + backend) with the MERN stack is very popular - in this course, you will learn it from scratch at the example of a complete project!

MERN stands for MongoDB, Express.js, React.js and Node.js - and combined, these four technologies allow you to build amazing web applications.

In this course, we'll build an entire project and you will learn how these different technologies work together step by step. We'll first have a look at all the individual building blocks, so that we then can also combine them all into one amazing application by the end of the course.

This course also doesn't stop after the basics - instead, you'll also learn how to add file upload, authentication, authorization and how to deploy your application in different ways to different hosting services.

This course is taught by two instructors - Max (React.js, Node/ Express) and Manuel (MongoDB) who have years of experience of working with these technologies and teaching them to other people. We took and combined our experiences to deliver you the best possible MERN stack course you can find out there.

In detail, this course offers:

  • Brief refreshers on the core technologies (React, Node, Express, MongoDB)

  • Project sections for each technology where the theoretic knowledge is applied

  • Detailed theory about the MERN stack and the different ways of combining the technologies

  • A complete course project where all the technologies come together into one application

  • File (image) upload in both React.js (sending the file) and Node/ Express (receiving the file)

  • User authentication (signup + login)

  • User authorization (controlling access to certain resources)

  • Detailed deployment instructions - including different ways of deploying the application

  • Tons of quizzes and extra resources!

By the end of this course, you'll feel comfortable building your own MERN stack applications and you can build up on all the knowledge taught throughout this course to dive into your own projects and use-cases.

What are the requirements for taking this course?

  • NO prior MERN stack knowledge is required

  • Basic React.js knowledge is strongly recommended - a refresher is provided as part of the course but this course is NOT meant to teach React from the ground up

  • Basic Node + Express knowledge is recommended but not a must-have

As always, this course comes with a 30-day money-back guarantee.

We'd love to dive into this course together with you!

Course Content

  • 10 section(s)
  • 210 lecture(s)
  • Section 1 Introduction
  • Section 2 The MERN Stack - Theory
  • Section 3 Planning the App
  • Section 4 React.js - A Refresher
  • Section 5 React.js - Building the Frontend
  • Section 6 Node.js & Express.js - A Refresher
  • Section 7 Node.js & Express.js - Building our REST API
  • Section 8 Working with MongoDB & Mongoose - A Refresher
  • Section 9 Connecting the Backend to the Database - MongoDB & Mongoose
  • Section 10 Connecting the React.js Frontend to the Backend

What You’ll Learn

  • Learn how to connect ReactJS with NodeJS, Express & MongoDB
  • Build an entire project from scratch!
  • Refresh the basics about ReactJS, NodeJS, Express and MongoDB
  • Learn how to implement Authentication & Authorization
  • Add File Upload to ReactJS + Node/ Express Applications

Reviews

  • G
    Gurusamy Dhavarajan
    5.0

    Great learning process overall

  • J
    Johan Fernandes
    1.0

    Why I think it was a bad course: The course is too fast-paced and overly condensed. It jumps straight into coding without explaining the approach or reasoning behind it. No explanation of why things are done — just direct implementation. Doesn’t teach how to think like a MERN stack developer. Complex concepts are introduced back-to-back with little theory or context. Some parts of the code feel outdated. Overall, it felt more like a YouTube tutorial than a structured learning course. Would have preferred more focus on planning, thought process, and real-world application.

  • M
    Mayank Prasad
    4.0

    Need to have a shorter course where obvious coding is not explained.

  • P
    Prasad Barde
    5.0

    very good course i found it use full and able to understand how things are working end to end

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