About Me
I am Master Student in School of Computing at
KAIST
advised by Prof. Jongse Park
and a member of CASYS Lab.
You can view my CV here.
Research Interests
- LLM Serving Systems & Simulation Infrastructure
- Heterogeneous & Disaggregated Hardware for LLM Inference (NPU, PIM, CXL)
- HW/SW Co-design for ML Systems
Education
2024.09 - present: Master in School of Computing, KAIST
2020.03 - 2024.08: Undergraduate in School of Computing, Minor in Electrical Engineering, KAIST (Summa Cum Laude)
Experiences
2021.12 - 2024.08: Undergraduate Student Intern, CASYS Lab (Prof. Jongse Park)
Publications
A Simulator for LLM Inference Systems Exploiting CXL Memory Pools
Jinghan Huang, Hongkun Zeng, Mike Montano, Jaehong Cho, Hyunmin Choi, Jinin So, Junhyeok Im, Handeok Lee, Jongse Park, Nam Sung Kim
IEEE Computer Architecture Letters (CAL), 2026 [Paper] (To Appear)
LLMServingSim 2.0: A Unified Simulator for Heterogeneous and Disaggregated LLM Serving Infrastructure
Jaehong Cho, Hyunmin Choi, Guseul Heo, Jongse Park
ISPASS, 2026 [Paper]
Best Paper Award
LLMServingSim2.0: A Unified Simulator for Heterogeneous Hardware and Serving Techniques in LLM Infrastructure
Jaehong Cho, Hyunmin Choi, Jongse Park
IEEE Computer Architecture Letters (CAL), 2025 [Paper]
LLMServingSim: A HW/SW Co-Simulation Infrastructure for LLM Inference Serving at Scale
Jaehong Cho, Minsu Kim, Hyunmin Choi, Guseul Heo, Jongse Park
IISWC, 2024 [Paper]
Best Paper Award & Distinguished Artifact Award
LLMServingSim: A Simulation Infrastructure for LLM Inference Serving Systems
Jaehong Cho, Minsu Kim, Hyunmin Choi, Jongse Park
ISCA Workshop on MLArchSys, 2024 [Paper]
NeuPIMs: NPU-PIM Heterogeneous Acceleration for Batched LLM Inferencing
Guseul Heo, Sangyeop Lee, Jaehong Cho, Hyunmin Choi, ... Jongse Park
ASPLOS, 2024 [Paper]
Teaching
2025 Fall: CS330 Operating Systems and Lab TA (Prof. Youngjin Kwon)
2024 Fall: CS230 System Programming TA (Prof. Jongse Park)
Honors and Awards
2026.05: Best Paper Award, ISPASS 2026
2024.09: Best Paper Award & Distinguished Artifact Award, IISWC 2024
2024.09: Encouragement Award, Undergraduate Research Participation (URP) Program, KAIST
2023 Spring: Dean’s List, KAIST College of Engineering
2022 Fall: Dean’s List, KAIST College of Engineering
2022 Spring: Dean’s List, KAIST College of Engineering
2021 Fall: Dean’s List, KAIST College of Engineering
2021 Spring: Semester High, KAIST School of Computing