Kingsum is a principal engineer at Alibaba CTO Line Technology Risk and Efficiency Group. Since receiving Ph.D. in Computer Science and Engineering from the University of Washington in 1996, he has been working on performance, modeling and analysis of software applications. After working at Intel for 20 years, Kingsum joined Alibaba in 2016. Since then, he has been driving software performance optimization at the scale of data center. He has been issued more than 23 patents. He has presented more than 110 technical papers.