# Building a REST API With Express Framework and MongoDB

DevFeed: [Building a REST API With Express Framework and MongoDB](<https://devfeed.tech/articles/building-a-rest-api-with-express-framework-and-mongodb-21842.md>)

Original publisher: [Read original article](<https://www.thepolyglotdeveloper.com/blog/2026/05/building-a-rest-api-with-express-framework-and-mongodb/>)

Author: Nic Raboy

Published: 2026-05-08T12:00:00Z

Content type: tutorial

Language: en

Sources: [Nic Raboy](<https://devfeed.tech/sources/nic-raboy.md>)

Topics: [Express](<https://devfeed.tech/topics/express.md>), [MongoDB](<https://devfeed.tech/topics/mongodb.md>), [REST API](<https://devfeed.tech/topics/rest-api.md>), [Tutorial](<https://devfeed.tech/topics/tutorial.md>), [Node.js](<https://devfeed.tech/topics/node-js.md>), [JavaScript](<https://devfeed.tech/topics/javascript.md>), [Cross-origin resource sharing (CORS)](<https://devfeed.tech/topics/cors.md>), [.env](<https://devfeed.tech/topics/dotenv.md>), [JSON](<https://devfeed.tech/topics/json.md>)

Tags: [api](<https://devfeed.tech/tags/api.md>), [code](<https://devfeed.tech/tags/code.md>), [cors](<https://devfeed.tech/tags/cors.md>), [database](<https://devfeed.tech/tags/database.md>), [development](<https://devfeed.tech/tags/development.md>), [express](<https://devfeed.tech/tags/express.md>), [javascript](<https://devfeed.tech/tags/javascript.md>), [json](<https://devfeed.tech/tags/json.md>), [mongodb](<https://devfeed.tech/tags/mongodb.md>), [node-js](<https://devfeed.tech/tags/node-js.md>), [nosql](<https://devfeed.tech/tags/nosql.md>), [rest](<https://devfeed.tech/tags/rest.md>), [rest-api](<https://devfeed.tech/tags/rest-api.md>), [tutorial](<https://devfeed.tech/tags/tutorial.md>)

## AI overview

A tutorial on building a REST API with Express Framework, MongoDB, and Node.js. It explains how JSON flows between clients, application logic, and MongoDB, then covers prerequisites, dependencies, CORS, environment configuration, and project structure.

## Source excerpt

Almost every modern web application will need a REST API for the frontend to communicate with, and in almost every scenario, that frontend is going to expect to work with JSON data. As a result, the b... The post Building a REST API With Express Framework and MongoDB appeared first on Hevo.