Chengjie W.

Chengjie (Jeff) W. is an experienced professional in the technology sector, currently serving as the Head of Ads Targeting at Pinterest. Previously, Chengjie held the position of Tech Lead Research Scientist at Facebook and worked as a Software Engineer at Yahoo. Chengjie holds a Doctor of Philosophy (Ph.D.) in Computer Science from Washington University in St. Louis and a Master of Science (M.S.) in Control Science from Tsinghua University.