# Backend Implementations

There are several ways to implement a GraphQL backend, depending on the use case, the technology stack, and the complexity of the application. The most common ways to implement a GraphQL backend are:

- Building a custom GraphQL server
- Using a GraphQL backend-as-a-service
- Wrapping a REST API with a GraphQL layer
- Using a microservices architecture

Learn more from the following links:

- [How to use GraphQL to build Backend?](https://www.howtographql.com/typescript-apollo/0-introduction/)