Xin Jin is an Associate Professor in the School of Computer Science at Peking University. His research is in computer systems and networking, with a focus on designing and building systems for cloud computing and large language models. He received his BS in computer science and BA in economics from Peking University in 2011, and his MA and PhD in computer science from Princeton University in 2013 and 2016. Before joining Peking University, he was a Postdoctoral Researcher at UC Berkeley, and was an Assistant Professor at Johns Hopkins University. He received USENIX FAST Best Paper Award (2019), USENIX NSDI Best Paper Award (2018), Amazon AWS Machine Learning Research Award (2019), Google Faculty Research Award (2019), and Facebook Communications & Networking Research Award (2018).