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.
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Pinterest's mission is to bring everyone the inspiration to create a life they love. It’s the biggest dataset of ideas ever assembled, with over 100 billion recipes, home hacks, style inspiration and other ideas to try. More than 440 million people around the world use Pinterest to dream about, plan and prepare for things they want to do in life.