Ph.D. Researcher · Computer Systems

Chaokun Chang

Building systems for efficient, reliable agentic workloads and large language model serving.

Department of Computer Science and Engineering, HKUST

  • Agent Serving
  • Agent Sandboxes
  • LLM Serving
  • MLSys
Portrait of Chaokun Chang
Hong Kong

01

Research

I build systems for efficient, reliable agentic workloads and large language model serving. My current work spans serving systems, sandboxing and checkpoint/restore, inference pipelines, and the systems foundations needed to run AI applications at scale.

Agent Serving Agent Sandboxes LLM Serving MLSys ML Inference Pipelines ML Compilers Distributed DNN Training Video Analytics Systems

02

Selected publications

01

From LLM Inference to Agentic Workloads: Characterization and Implications for Serving Systems

Chang, C., Zhou, Y., Lu, H., Fu, K., et al., Li, B., and Wang, W.

arXiv:2608.15127 · 2026

02

Crab: A Semantics-Aware Checkpoint/Restore Runtime for Agent Sandboxes

Chang, C., Wu, T., Cao, L., Gao, W., and Wang, W.

arXiv:2604.28138 · 2026

03

Low-Latency, Resource Efficient Agentic Workflow Serving with FLARE

Fu, K., Chang, C., Shi, J., and Wang, W.

In submission · 2026

04

Scalable Complex Event Processing on Video Streams

Han, C., Chang, C., Srijan, S., Lu, Y., and Lo, E.

ACM SIGMOD · 2025

05

Biathlon: Harnessing Model Resilience for Accelerating ML Inference Pipelines

Chang, C., Lo, E., and Ye, C.

PVLDB · 2024

View all publications

03

Experience & education

Experience

Alibaba

Intern

AWS AI Lab

Intern

Microsoft Azure Storage R&D

Software Engineering Intern

DSALab, Fudan University

Research Intern

Education

HKUST

Ph.D. in Computer Science and Engineering

CUHK

M.Phil. in Computer Science and Engineering

Fudan University

B.S. in Computer Science and Technology, Elite Class

04

Academic service

Reviewing

  • External reviewer: VLDB 2021-2022; SIGMOD 2021-2022; AAAI 2021-2022; ICDE 2021-2022; EDBT 2022
  • Artifact Evaluation reviewer: OSDI 2023; MLSys 2023

Teaching

  • CSCI3170 Introduction to Database (CUHK)
  • CSCI4160 Distributed and Parallel Computing (CUHK)
  • ENGG1110E Problem Solving in C Programming (CUHK)
  • COMP4651 Cloud Computing and Big Data Systems (HKUST)