# Getting started with Testcontainers for Node.js


<!-- Source: https://github.com/testcontainers/tc-guide-getting-started-with-testcontainers-for-nodejs -->

In this guide, you will learn how to:

- Create a Node.js application that stores and retrieves customers from PostgreSQL
- Write integration tests using Testcontainers and Jest
- Run tests against a real PostgreSQL database in a Docker container

## Prerequisites

- Node.js 18+
- npm
- A Docker environment supported by Testcontainers

> [!NOTE]
> If you're new to Testcontainers, visit the
> [Testcontainers overview](https://testcontainers.com/getting-started/) to learn more about
> Testcontainers and the benefits of using it.