Junsong Pu is a master’s student at Sun Yat-sen University under the supervision of Dr. Zhuangbin Chen (expected graduation: 2028). Prior to that, he received his B.S. degree from the Beijing University of Posts and Telecommunications. His research focuses on distributed systems reliability, and LLM-integrated code indexing.

Publications

• [ASE 25] ErrorPrism: Reconstructing Error Propagation Paths in Cloud Service Systems

  Junsong Pu, Yichen Li, Zhuangbin Chen*, Jinyang Liu, Zhihan Jiang et al.

• [ASE 25] Automated Proactive Logging Quality Improvement for Large-Scale Codebases

  Yichen Li, Jinyang Liu, Junsong Pu, Zhihan Jiang, Zhuangbin Chen et al.

• [ISSTA 25] Tracezip: Efficient Distributed Tracing via Trace Compression

  Zhuangbin Chen, Junsong Pu, Zibin Zheng*

Open source contributions

• cloudwego/abcoder

  ABCoder, an AI-oriented Code-processing Framework, is designed to enhance and extend the coding context for Large-Language-Model (LLM), finally boosting the development of AI-assisted-programming applications.

  I mainly participated in the development of the TS-Parser component.