Peter Hajba (born 15 December 1974), also known by his demoscene nickname Skaven, is a Finnish electronic musician, video game composer and graphic artist. His most recent project is with Remedy Entertainment as an animator, sound designer and graphic artist. Prior to working with Remedy, Hajba has been credited on games developed by 3D Realms, PopCap Games, Introversion Software Limited, Epic Games, and Housemarque.
Hajba was a member of the widely popular but now defunct demoscene group Future Crew, which produced some highly acclaimed demos during the 1990s. Despite having no formal training, he has won numerous awards for his music, including winning the Assembly music competition in 1993, 1995 and 2002.
In 2005, Hajba composed the soundtrack for the Text Mode Demo Contest invitation demo.
As of 2012, Peter now regularly releases tracks on his SoundCloud page.