Codewa.rs!

socaltech.com - Codewars Launches To Challenge, Educate Developers

"Are you a code warrior? Do you know how to solve any software challenge thrown at you? A newly launch, Los Angeles startup, CodeWars, is looking to create a place where developers can compete, sharpen their skills, and gain the respect of their peers. The startup--founded by Nathan Doctor and Jake Hoffner--says it is building a society where highly talented developers can compete, collaborate, and unite on technical challenges. The recently launched site ..."

www.codekwa.rs

Kind of interesting (mostly because I was able to pass the first challenge... um... after a quick bing to confirm... um.. yeah) but more importantly since it's also a local biz, it gets "cooled..."  :)