Yiyi Jiang is a data scientist at Uber, where they build large-scale data pipelines and dashboards, define success metrics, and develop data-driven strategies with cross-functional teams. They have previous experience as a product manager at companies like ByteDance and Meituan, where they utilized A/B testing and data analysis to drive product improvements. Yiyi also worked as a data scientist at Kuaishou Technology and served as a business analyst at Deloitte, applying various analytical methods to enhance business performance. Yiyi holds a Master’s degree in Operations Research from Columbia University and is pursuing another Master’s degree in Management Science and Engineering at Tsinghua University.