Qifa Ke is currently the Head of Anti-abuse and Threat Detection Engineering at Databricks, focusing on enhancing security measures within the organization. Previously, they served as the Senior Director of Engineering for Risk and Trusted Identity at Uber, where they led initiatives that significantly reduced fraud losses through advanced AI/ML technologies. Their extensive experience includes roles at Microsoft, where they specialized in Search and AI, and earlier positions at Carnegie Mellon University, where they were a Systems Scientist in computer vision applications. Qifa's educational background includes an M.S. in Pattern Recognition and Artificial Intelligence from the Chinese Academy of Sciences, a Ph.D. in Computer Science from Carnegie Mellon University, and a B.S. in Electronic Engineering and Information Science from the University of Science and Technology of China.