You can get some clues here: http://us.blizzard.com/en-us/company/careers/posting.html?id=15000IO http://us.blizzard.com/en-us/company/careers/posting.html?id.

You can get some clues here: http://us.blizzard.com/en-us/company/careers/posting.html?id=15000IO http://us.blizzard.com/en-us/company/careers/posting.html?id... Linux, C++, SQL, etc...