Want to try your hand at a new screenshot guessing game? Check out #guessing-game in our Discord to compete against the MobyGames community!

atari missile command

John O'Brien

Game Credits


Age of Empires II: HD Edition - The Forgotten (2013)   (Business Development & Engineering)


Tom Clancy's Rainbow Six: Lockdown (2006)   (Lead Engineer)
Tom Clancy's Rainbow Six: Lockdown (2005)   (Lead Engineers)
Tom Clancy's Ghost Recon: Island Thunder (2002)   (Additional Engineering)
Tom Clancy's ruthless.com (1998)   (Engineers)


Shadow Watch (2000)   (Engineering Team)


Fuse (2013)   (Special Thanks)
Ratchet & Clank: Full Frontal Assault (2012)   (Special Thanks)
Dominant Species (1998)   (Special Thanks)


Ratchet & Clank: All 4 One (2011)   (Insomniacs)
Resistance 3 (2011)   (Insomniacs)

Developer Biography

John O'Brien is a senior software development engineer at Microsoft since May 2012. Before that he worked as a senior gameplay programmer at Insomniac Games (February 2010 - April 2012). Earlier he founded his own company Victorious Software, LLC in April 2008 where he designed and implemented all aspects of Gridiron Strategist, a career football strategy game for the PC. Prior to founding his own company he worked as a senior software engineer at Red Storm Entertainment for almost ten years (July 1997 - March 2008), and also as a software engineer at Nortel Networks (June 1994 - July 1997) and IBM (September 1992 - June 1994). He graduated from Drew University in 1992 with a BS in Computer Science.

Last updated: Aug 28, 2012

atari adventure