Web APIs are more often specified with API definition languages like Swagger (now named OpenAPI Spec), as it can help you generate nice interactive documentation, server skeletons, and client SDKs, mocks, and more, making it simpler to get started both producing and consuming an API.
In this session, Guillaume will demonstrate how to define a Web API with Swagger/OpenAPI Spec, and scale it using Cloud Endpoints, on the Google Cloud Platform.