Ph.D. Student, Computer Science, Korea University
I work on AI infrastructure, AI-based system optimizations, and GPU workload profiling and analysis.
* first author
Parallelism Strategy Chaining for Fast Training Convergence
EMNLP'26 Main (acceptance rate: 15.4%)GeoMesh: Workload-Balanced and Sign-Compressed Geo-Distributed LLM Training
EMNLP'26 FindingsUnified KV Pooling to Accelerate Long-Context LLM Serving
Preprint'26Making Sense of Job Preemption for Distributed Deep Learning Acceleration
DAC'26GPU Memory Prediction for Multimodal Model Training
SAA '25 @ SOSP 2025Training Time Prediction for Mixed Precision-based Distributed Training
Preprint'26pyftrace — low-overhead Python function tracer
Maintainer · 200+ on GitHub
csnote — computer science keyword notes
Maintainer · 295+ on GitHub
uftrace — function graph tracer for C/C++/Rust/Python
Contributor · 3.4k on GitHub · Top-5 contributor (50+ commits)
Computer Architecture and Operating Systems for Self-Study
Selected as "Computer Science Book of the Year" (Kyobo, 2022). Top-20 IT bestseller in Korea for 95 weeks.
Networking for Self-Study
Top-20 IT bestseller in Korea for 14 weeks.
Git & GitHub for Everyone
Selected as "Sejong Excellent Academic Book" (KPIPA, 2023).
This Is Computer Science
Top-100 IT bestseller in Korea for 18 weeks.