Redux Toolkit simplifies state management in React apps. Learn how to set up Redux Toolkit and integrate it into your projects.

Uploading files is a common feature in modern web applications, and integrating it seamlessly into your backend stack requires careful consideration. In this guide, we will demonstrate how to build a file-upload service using NestJS, MongoDB, and AWS S3. By the end, you will have a fully functional solution to upload, store, and retrieve files.