John Bartkiw

Game Credits


Project Gotham Racing 4 (2007)   (Program Management)


Portal 2 (2011)   (Personnel)

Quality Assurance

NHL Rivals 2004 (2003)   (Test)
Midtown Madness 2 (2000)   (Testers)


Nuclear Throne (2015)   (Valve)
Drunken Robot Pornography (2014)   (Lord of the Steamworks)
Sid Meier's Civilization V: Gods and Kings (2012)   (Valve Support)
Sid Meier's Civilization V (2010)   (VALVE Support)


Goat Simulator (2014)   (Special Thanks)
The Talos Principle (2014)   (Special Thanks)
The Bureau: XCOM Declassified (2013)   (Special Thanks)
Toki Tori 2+ (2013)   (Special Thanks)
The Darkness II (2012)   (Special Thanks)
Unstoppable Gorg (2012)   (Special Thanks)
Serious Sam 3: BFE (2011)   (Special Thanks)
Just Cause 2 (2010)   (Thanks to the very helpful guys at Steam)
Serious Sam HD: The Second Encounter (2010)   (Special Thanks)
Shattered Horizon: Premium Edition (2010)   (Thanks to)
Rubik's Puzzle Galaxy: RUSH (2009)   (Special Thanks to)
Shattered Horizon (2009)   (Thank you)
Toki Tori (2008)   (Special Thanks To Valve)


Downwell (2015)   (Devolver Digital)
The Talos Principle (2014)   (Devolver Digital)
Counter-Strike: Global Offensive (2012)   (Valve)
Alien Swarm (2010)   (Valve)
Limbo (2010)   (Steam Contacts)
Left 4 Dead 2 (2009)   (Valve)
Halo 2: Multiplayer Map Pack (2005)   (MGS SE)

Developer Biography

There is no biography on file for this developer.