Steven Shih "Steve" Chen (traditional Chinese: 陳士駿; simplified Chinese: 陈士骏; pinyin: Chén Shìjùn; born in August 18, 1978) is an Taiwanese-born American internet entrepreneur. He is best known as the co-founder and previous Chief Technology Officer of the popular website YouTube. After having co-founded the company AVOS Systems, Inc. and built the video-sharing app MixBit, he joined Google Ventures in 2014.