File Upload in Node.js Using Multer with React JS | How Multer Works in Express.js with React JS
In this video, you will learn Multer in Express.js using Node.js with a simple and practical approach. We’ll understand what Multer is, why it is used, and how it handles file uploads in backend applications.
Multer is a powerful middleware for handling multipart/form-data, mainly used for uploading files like images, PDFs, resumes, and documents in Node.js and Express.js applications.
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🔍 Topics Covered in This Video
What is Multer in Express.js
Why Multer is required
How file upload works in Node.js
Multipart/form-data explained
Setting up Multer middleware
Image, PDF & resume upload example
Disk storage vs memory storage
File size & file type validation
Multer use case in real-world projects
Interview questions related to Multer
This video is perfect for beginners, MERN stack developers, backend developers, and students preparing for interviews.
👉 If you are learning Express.js middleware or backend development, this video will help you understand file upload the right way.
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