Wanna build a cloud app try this Cloud Developer Challenge from Salesforce.com

[tummy_developer]

Force.com Cloud Developer Challenge
Ready, Set, Code!
Starting July 1, 2009

Link : http://developer.force.com/events/cloud_coding_challenge

Join the cloud coding challenge and be among the first to get hands-on
experience building applications in the cloud using salesforce.com’s
Force.com platform, for free.

Enter the challenge—and broadcast your stellar coding skills to the
world!

Get rewarded – Get recognized on our Developer Force websites, blogs &
tweets, plus a terrific reward – and real experience with cloud
computing.

Anyone can participate, regardless of your expertise, solo or as part
of a team. We have something for everyone.

Build a Force.com app – any kind of application you like. Perhaps a
product catalog, a survey app, a blog engine... or wow us with your
own killer web app!

Signup – Build – Submit, and be one of the Top 10 Cloud Coding
Warriors.