udacity.com
Developing Scalable Apps in Python
You will learn about challenges of building applications that can serve hundreds of thousands of users, and how you can prepare for them as a developer. And more importantly - you will learn how to harness the power of App Engine - Platform as a Service, run by Google, so you can focus on your application’s features, not on managing infrastructure that runs your app. Let Google run and scale the infrastructure and do what you do best - write code!