AWS Cognito is an Amazon platform that allow us to abstract all the backend of user management process using cloud services and lets you focus on Signin/Signup frontend process of your app. This is perfect for the purpose of this article, that is to demonstrate how to create a basic Authentication using React Native without worrying about the backend. If you are starting learning React Native this article is the perfect fit for you. We will go through how to implement a basic Authentication app using React Native and connecting the backend to it. After you tackle the frontend side of your app and you are comfortable doing it you can build your own backend from scratch.