Build Your REST API with Node, Express, TypeScript & MongoDB

Antonio Erdeljac
3 min readFeb 15, 2023



If you’re a developer looking to build a REST API, you have several options when it comes to the tools and technologies you can use. In this guide, we will take a look at how to build your own REST API using Node.js, Express, TypeScript, and MongoDB. We’ll discuss what each of these technologies is and why they are so important in building a REST API.

Node.js is an open-source server environment built on Chrome’s JavaScript Runtime Engine (V8). It is used to create scalable network applications that can process large amounts of data quickly and efficiently. Node.js is perfect for creating web services as it allows developers to quickly develop powerful APIs and easily connect them with databases or other services.

Express is a web application framework for Node.js used for developing web applications and APIs quickly and easily. Express provides features such as routing, middleware support, template engines, database integration, session management, request handling, authentication and more — all out of the box! This makes it ideal for building complex web applications or custom APIs from scratch in no time at all.

TypeScript is an open-source programming language developed by Microsoft that builds upon the popular JavaScript language by adding static typing and object-oriented features such as classes, interfaces, modules and more. TypeScript helps developers write code more quickly by providing them with better syntax error detection capabilities which help catch errors early on before they become bigger issues down the line. It also makes code easier to read by allowing developers to add semantic annotations like types to variables and functions which help give context as to what kind of data they represent or process respectively.

MongoDB is an open source document database designed specifically for modern web applications that need scalability and performance without sacrificing any flexibility or control over their data model structure or access patterns. MongoDB makes it easy for developers to store data in JSON format which can then be queried using powerful query language called “MongoQL” that supports advanced features like aggregation pipelines which allow developers to perform complex analytics operations on their data sets with ease. Additionally MongoDB also offers enterprise grade security controls such as user authentication/authorization mechanisms built into its platform making it ideal for any production environment where security concerns are paramount.

Building your own REST API using NodeJS & Express has never been easier thanks to the availability of modern tools such as TypeScript & MongoDB which make development faster while also offering powerful features like static typing & object-oriented programming paradigms that make code easier to read & maintain over time while also providing better syntax error detection capabilities than ever before! So if you’re looking for a quick way to get started building your own dynamic web services look no further because this guide has got everything you need! Thanks for reading!