· Software Engineer, Igalia2017–
· Research Scientist, Georgia Tech2016–2017
· Postdoctoral Researcher, Georgia Tech2014–2016
· Postdoctoral Researcher, Sungkyunkwan University2014–2014
· Ph.D. in Mobile Systems Engineering, Sungkyunkwan University2010–2014
· Principal S/W Engineer, Samsung Electronics2005–2014
· Staff R&D Engineer, IBM1998–2005
· MS in Computer Science, Soongsil University1996–1998
· B.S. in Computer Science, Soongsil University1992–1996
· Postdoc, Assistant Professor, Virginia Tech