Kirk Evans is a Microsoft Architect for the Azure Center of Excellence.
Introduction to SharePoint and Azure IaaS
Building SharePoint Apps with Windows Azure Platform as a Service
SharePoint Solutions and Architectures on Windows Azure Infrastructure Services
Understanding Authentication and Permissions with Apps for SharePoint and Office
Frequently, when I show Microsoft technology to Java developers, they ask "is this kind of like Jxxxxxx in Java?" A good link for trying to keep up with the myriad of JThings: