Okay, since a couple of class lectures, you learned dynamodb, how to create micro services using AWS lambda. In real life, you need to call all these micro services in your front end application or any consumer wants to use these micro services. To use these micro services, you need to have an address. For example, api.yourdomain.com. AWS API gateway allows you to create those endpoint. And this is a fully managed service that makes it easy for us to create, publish, maintain, monitor, and secure API's, you can create RESTful API s that act as a front door for application to access data, business logic or functionality from your back end services.

And AWS API gateway has a heavy lifting for us, including traffic management authorizes and access control. API Version management. So let's examine this in the next lecture.