There are many reasons to hire a Google App Engine API developer. Some of the most common reasons include: - To build an app that can scale automatically on demand: Google App Engine API developers can help you build an app that can automatically scale up or down on demand, based on traffic patterns. This can save you a lot of money in the long run, as you won’t need to pay for extra capacity that you don’t use. - To take advantage of Google’s infrastructure: By using the Google App Engine API, you can take advantage of all the benefits that come with using Google’s infrastructure, such as high availability and security. - To get access to powerful APIs: The Google App Engine API gives developers access to powerful APIs that they can use to build sophisticated applications. For example, the Datastore API allows developers to create and manage data in a scalable way.