You may not know about the Creative Suite Developer Summit, but there are several classes that you'll find interesting. I've listed some of them below.
Attending the developer summit is easy. You can either attend on-line, or in person. Dates are May 3rd - 6th. Attendance is free, all you need to cover is your transportation, hotels, and meals.
For more details on the conference, go to this page
Interesting classes for InDesign Server programmers include: