About me

I’m a senior staff engineer and researcher at Alibaba Cloud, working on building high-performance and high-reliability LLM systems. I obtained the PhD degree from the School of Software, Tsinghua University, under the guidance of Prof. Zhenhua Li.

Experience

2023.10 – 2025.6: Research Intern · Alibaba Cloud

Mentors: Ennan Zhai and Kun Qian
2020.9 – 2025.6: Ph.D. · Tsinghua University

School of Software · Advisor: Prof. Zhenhua Li
2016.9 – 2020.6: Bachelor · Jilin University

News

2026/07/24
Paper NDB: Practical Network Failure Debugger for Production LLM Training is accepted to USENIX NSDI’27
2026/07/04
Paper LMTracer: Fine-Grained and Real-Time Performance Profiling for Production LLM Systems is accepted to ACM SOSP’26
2025/08/14
Paper Democratizing the Cryptocurrency Ecosystem by Just-In-Time Transformation of Mining Programs is accepted to IEEE/ACM ASE’25
2025/04/26
Paper SkeletonHunter: Diagnosing and Localizing Network Failures in Containerized Large Model Training is accepted to ACM SIGCOMM’25
2024/12/11
Paper Mitigating Scalability Walls of RDMA-based Container Networks is accepted to USENIX NSDI’25

Awards

2025: ACM SIGCOMM China Doctoral Dissertation Award

ACM SIGCOMM China
2025: PhD Thesis Award of the School of Software

Tsinghua University
2024: Zulong Scholarship

Tsinghua University
2023: Wuqing Talent Scholarship

Tsinghua University
2022: GridSum Scholarship

Tsinghua University
2021: Kwai Scholarship

Tsinghua University
2019: Outstanding Undergraduate Award

China Computer Federation
2019: National Scholarship

Ministry of Education
2018: National Scholarship

Ministry of Education

Services

2027: ACM WWW Reviewer

IEEE INFOCOM Reviewer
2026: USENIX NSDI AEC Member

ACM CoNEXT STPC Member

ACM IMC STPC Member

ACM MM Reviewer

IEEE INFOCOM Reviewer
2025: ACM MM Reviewer
2024: ACM MM Reviewer

ACM TOSEM Reviewer
2023: ACM MM Reviewer