REST API is designed to reduce complexity by separating each unit of functionality, So we can easily understand. Each service has its own unique capabilities that are made accessible through an interface.

REST framework provides flexible per-request authentication, that gives you the ability to use different authentication policies for different parts of your API.

High performance web apis and quality design, to support Web and mobile applications and also maintaining and debugging applications is easier.

Django Rest Framework provides ability to write test cases to run either in development or production. We can ensure that, tests do not directly effect on customer data.

The most powerful feature of the Django Rest Framework is having built in model serialization. With just a few lines of code we can compose powerful representations of data that can be delivered in a number of formats which can compatible with orm and non-orm data sources.