Mar. 2014 ~ Present : Assistant Professor in School of IT Engineering, Daegu Catholic University
Mar. 2010 ~ Feb. 2014 : Post Doc.in Imaging Media Research Center of Korea Institute Science & Technology (KIST)
Nov. 2010 ~ Aug. 2012 : Part-time Lecturer at University of Science and Technology
Feb. 2010 : Ph.D in Computer Engineering from Kangwon National University
Aug. 2008 ~ Feb. 2009 : Visiting Scholar in NATSRL at University of Minnesota Duluth
Nov. 2006 ~2010.02 : Part-time Lecturer at Kangwon National University
Feb. 2001 ~ Jul. 2002 : CEO at DreamHunter Interactive