Jason Hayes is a games composer who started the games industry career in 1998. Since then, Hayes has been working with Blizzard Entertainment, Inc., Valve Software, Saffire Corporation, and Mass Media Inc.. Hayes's first published game was StarCraft released in 1998. After that, Jason Hayes took part as the composer of StarCraft: Brood War. Afterwards, Jason Hayes worked on Dota 2 developed by Valve Software in 2013. The latest work of Jason Hayes was StarСraft II: Legacy of the Void, published in 2015.