The new managed backend gives you way more power, but also means way more responsibility. You also need to update your knowledge about Web API, dependency, self hosting, entity framework, etc.
You must be familiar with the following technologies:
Web API, self hosting, OWIN
Azure Service Bus Notification Hubs
Related concepts around these technologies.
Read the rest of the post here:Â http://www.codeproject.com/Articles/780348/Master-the-Managed-Azure-Mobile-Services-Backend-P