Jojo Shi is a highly experienced software engineer with over 18 years in the tech industry, currently holding the position of Staff Software Engineer at eBay since March 2013. Jojo leads the Risk organization at eBay, focusing on developing a centralized risk blacklist service capable of handling 1 billion requests daily with minimal response time. Prior to this role, Jojo served as a Senior QE Engineer at eBay China Development Center, where responsibilities included building automation frameworks and ensuring efficient QA processes. Jojo's earlier experience includes roles as a Software Development Engineer in Test (SDET) at Microsoft MSN and QA Manager at UUDynamic Shanghai, Ltd. Jojo holds an MBA from East China Normal University and a Bachelor's degree in Computer Science from East China University of Science and Technology.