Zhili Zeng is a master's student in David R. Cheriton School of Computer Science, Faculty of Mathematics at University of Waterloo. As a member of the Software Repository Excavation and Build Engineering Labs (REBELs) and the Software Architecture Group (SWAG), he works on CI/CD and test selection area. He received his bachelor's degree in Computer Science from Zhejiang Sci-tech University. His bachelor's thesis focused on heuristic algorithms. He was a trainee of Code Lab program in Alibaba Group in 2019, he also worked for the technology sector in Industrial Commercial Bank of China.