File Upload API with NestJS, Multer, and AWS S3

#nestjs #multer #awss3 #uploadfile

In this post, you’ll learn how to create a File Upload API with NestJS, Multer, and AWS S3.
✅ Single & multiple file uploads
✅ File type & size validation
✅ AWS S3 integration for scalable storage
✅ Tested with Postman