Sogang University (Youngjae Kim)

PhD Program

Kihyun Kim SK Hynix Industry-Academia Scholar
MS/PhD Integrated Program in Computer Science & Engr., Sogang University, Fall 2022-Present
B.S. in Computer Science & Engr., Sogang University (2022)
Research Intern, Oak Ridge National Laboratory (2022)
Conference: [CIKM 2026, 1st] [MASCOTS 2025, 1st] [CLOUD 2025, 1st]
[MASCOTS 2026, 2nd] [CCGRID 2026, 2nd] [CLOUD 2025, 2nd] [CCGRID 2024, 2nd]
Journal: [TECS 2023, 2nd] [ACCESS 2024, 3rd]
Soon Hwang SK Hynix Industry-Academia Scholar
PhD Program in Computer Science & Engr., Sogang University, Fall 2023-Present
M.S. in Computer Science & Engr., Sogang University (2022)
B.S. in Computer Science & Engr., Sogang University (2020)
Software Engineer at Samsung Electronics DS (2022-2023)
Research Intern, Oak Ridge National Laboratory (2024)
Conference: [SC 2026, 1st] [MSST 2026, 1st]
[Middleware 2026, 3rd] [SoCC 2026, 3rd] ICPP 2024, 3rd] [SAC 2021, 4th] [PDSW 2025, 3rd] [DRBSD 2025, 2nd] [PDSW 2024, 5th]
Journal: [MICRO 2025, 3rd]
Jinwoo Kim
MS/PhD Integrated Program in Computer Science & Engr., Sogang University, Fall 2023-Present
B.S. in Computer Science, Iowa State University (2019)
Research Intern at CJ4DPlex (2026-2027)
Research Intern at Meinblock (2024)
Conference: [CCGRID 2026, 1st]
[CIKM 2026, 3rd] [MASCOTS 2026, 3rd] [MASCOTS 2025, 2nd] [CLOUD 2025, 2nd] [CLOUD 2025, 3rd] [CCGRID 2024, 4th]
Journal: [ACCESS 2024, 4th]
Farid Talibli Sogang Global Fellowship Recipient
MS/PhD Integrated Program in Computer Science & Engr., Sogang University, Fall 2024-Present
B.S. in Computer Science, KAIST (2021)
Conference: [NeurIPS 2026, 1st]
[EMNLP 2026 Findings, 3rd]
Junghyun Ryu
PhD Program in Computer Science & Engr., Sogang University, Fall 2025-
M.S. in Computer Science & Engr., Sogang University (2025)
B.S. in Software, Kookmin University (2022)
Conference: [DRBSD 2025, 1st]
[EMNLP 2026 Findings, 2nd] [SC 2026, 3rd]
Seonghoon Ahn Albatross Fellowship Recipient
MS/PhD Integrated Program in Computer Science & Engr., Sogang University, Spring 2025-Present
B.S. in CSE from Sogang University (2025)
Conference: [IPDPS 2025, 1st]
[SC 2026, 4th] [MASCOTS 2025, 4th]
Seong Jang
MS/PhD Integrated Program in Computer Science & Engr., Sogang University, Spring 2026-Present
B.S. in Computer Science & Engr., Sogang University (2026)
Conference: [MASCOTS 2026, 1st]
[CIKM 2026, 2nd]

MS Program

Hyunsun Chung LG Electronics Industry-Academia Scholar
MS Program in CSE, Sogang University, Spring 2025-Present
B.S. in CSE from Sogang University (2025)
Publication: [MASCOTS 2025, 1st] [IPDPS 2025, 1st] [CCGRID 2026, 3rd] [CLOUD 2025, 3rd]
Sangyun Lee
MS Program in CSE, Sogang University, Spring 2025-Present
B.S. in CSE from Sogang University (2025)
Publication: [PDSW 2025, 1st] [ICS 2026, 4th] [SoCC 2026, 4th]
Hyungsun Yoo
MS Program in CSE, Sogang University, Spring 2025-Present
B.S. in CSE/Econ from Sogang University (2025)
Publication: [CCGRID 2026, 1st]
Kyungwook Min
MS Program, Spring 2025-Present
B.S. from Pukyong National University (2024)
Publication: [ICS 2026, 1st] [CCGRID 2026, 2nd] [SoCC 2026, 5th]
Hajin Moon
MS Program in CSE, Sogang University, Fall 2025-Present
B.S. in CSE from Sogang University (2025)
Publication: [SoCC 2026, 6th]
Woojung Kim
MS Program in CSE, Sogang University, Spring 2026-Present
B.S. in CS from Kyeonggi University (2023)
Publication: [CCGRID 2026, 3rd]
Jeonghun Lee
MS Program in CSE, Sogang University, Spring 2026-Present
B.S. in CS from Seoul National University of Science and Technology (2025)
Publication: N/A
Taewan Noh Albatross Fellowship Recipient, Samsung Electronics DS Industry-Academia Scholar
MS Program in CSE, Sogang University, Spring 2026-Present
B.S. in CSE from Sogang University (2026)
Publication: [SoCC 2026, 7th] [CCGRID 2026, 4th] [MASCOTS 2025, 3rd]
Min Heo
MS Program in CSE, Sogang University, Spring 2026-Present
B.S. in CS from Jeonbuk Nat'l University (2026)
Publication: [CIKM 2026, 3rd] [MASCOTS 2026, 4th]
Minji Kim LG Electronics Industry-Academia Scholar
MS Program in CSE, Sogang University, Spring 2026-Present
B.S. in CS from Choongnam Nat'l University (2026)
Publication: N/A
Chaeeun Yoon
MS Program in CSE, Sogang University, Spring 2026-Present
B.S. in CS from Sookmyung Women's University (2026)
Publication: [GaLM 2026, 3rd]
Jaehyung Yoon
(Seconded from Air Force)
MS Program in CSE, Sogang University, Spring 2026-Present
B.S. in ASE from Konkuk University (2013)
Publication: [GaLM 2026, 2nd]
Youngjune Kang
(Seconded from SK hynix)
MS Program in CSE, Sogang University, Spring 2026-Present
B.S. in EE from Kwangwoon University
Publication: [GaLM 2026, 1st]
Seongho Bong
MS Program in CSE, Sogang University, Fall 2026-Present
B.S. in CSE/Math from Sogang University (2026)
Publication: N/A
Kyungeun Kim
MS Program in CSE, Sogang University, Fall 2026-Present
B.S. in CS from Sookmyung Women's University (2025)
Publication: [GaLM 2026, 4th]
Joonwon Kim
BS/MS Integrated Course in CS, Sogang University
Publication: [EMNLP 2026 Findings, 1st]
Sangyeon Lee LG Electronics Industry-Academia Scholar
BS/MS Integrated Course in CS, Sogang University
Publication: N/A

BS Program

정희서 (Junior, CSE, Sogang University)
안찬후 (Junior, CSE, Sogang University)

PhD

Donghyun Min (PhD, 2026), now at SanDisk
Dissertation: Architectural Design of In-Storage Processing for High-Performance Query Processing
PhD, Computer Science & Engr., Sogang University, 2026
MS, Computer Science & Engr., Sogang University, 2019
BS, Computer Science & Engr., Sogang University, 2017
Software Engineer at DeepX Inc. (2021-2024)
Visiting Scholar at University of Texas at San Antonio (2018)
Hongsu Byun (PhD, 2026), Co-advised with Prof. Sungyong Park
now Assistant Professor at Korea Aerospace University
Previously Postoc at Sogang University
Dissertation: Design of Key-Value Database for Big Data Applications
PhD, Computer Science & Engr., Sogang University, 2026
BS, Computer Science & Engr., Sogang University, 2021
Intern at Oak Ridge National Laboratory (2022)
Safdar Jamil (PhD, 2025), now at MangoBoost
Previoualy Postdoc at Sogang University
Dissertation: Deduplication Approaches for High-Performance and Space-Efficient Key-Value Databases
PhD, Computer Science & Engr., Sogang University, 2025
BS, Computer Systems Engineering, Mehran University of Engineering and Technology, Pakistan
Chang-Gyu Lee (PhD, 2025), now at Samsung Electronics DS
Dissertation: Redesigning I/O Stack for Emerging Storage Stack
(PhD Research Fellow/박사과정 전문연구원)
PhD, Computer Science & Engr., Sogang University, 2025
BS, Computer Engineering, Ajou University, 2017
Awais Khan (PhD, 2021), now Senior R&D Staff Scientist at Oak Ridge National Laboratory
Previoualy Postdoc at ORNL and Senior Systems Performance Engineer at Micron Technology
Dissertation: Metadata Search and Discovery Services for Scientific Applications on HPC Storage Architectures
PhD, Computer Science & Engr., Sogang University, 2021
BS, Bioinformatics (Major in Computer Science), Mohammad Ali Jinnah University, Islamabad, Pakistan

Kihwan Kim (김기환) (MS, 2026), now at MangoBoost
논문: DPU 기반 메모리 확장과 병렬 처리를 통한 HNSW 벡터 검색 시스템의 성능 향상 기법 연구
Thesis: Scaling HNSW-Based Vector Search with DPU Memory and Parallelism
MS, CSE, Sogang University, 2026
BS, CSE/Math, Sogang University, 2024
Jaewan Park (박재완) (MS, 2024-), now at Samsung Electronics DS
논문: LSM 기반 키-값 저장소의 Compaction 확장성 한계 극복을 위한 저장 구조 연구
Thesis: A Storage Architecture for Scalable Compaction in LSM-Based Key-Value Stores
MS, CSE, Sogang University, 2026
BS, CSE, Sogang University, 2024
Junhyeok Park (박준혁) (MS, 2026), now at SK hynix Memory Systems Research
논문: 현대 NVMe SSD 워크로드를 위한 소규모 페이로드 전송 경로의 재설계
Thesis: Redesigning Small Payload Transfer Paths for Emerging NVMe SSD Workloads
MS, CSE, Sogang University, 2026 Awarded Albatross Fellowship
BS, CSE, Sogang University, 2024
Hyungwoo Lee (이형우) (MS, 2026), now at Korea Expressway Corporation (한국도로교통공사)
논문: 다중 인스턴스 LLM RAG 시스템에서 빠른 추론을 위한 디스크 기반 공유 KV 캐시 관리 기법 연구
Thesis: Disk-Based Shared KV Cache Management for Fast Inference in Multi-Instance LL
MS, CSE, Sogang University, 2026
BS, CSE, Ajou University
Sungjin Byun (변성진) (MS, 2026), now at PhD program of Arizona State University
논문: FDP SSD를 위한 유저-커널 협력 파일시스템의 설계와 구현
Thesis: How to intergrate FDP SSDs into Storage Ecosystem
MS, CSE, Sogang University, 2026
BS, CSE/Econ, Sogang University, 2024
Joseph Ro (노요셉) (MS, 2025), now at PhD program of Indian Institute of Technology Delhi (IIT Delhi)
논문: ZNS-Support 파일시스템에서 Predictive-Append 모델을 활용한 Zone 내 I/O 병렬 기법 연구
Thesis: Methods for Intra-Zone I/O Parallelism Using Predictive-Append Model in ZNS-Support File System
MS, CSE, Sogang University, 2025 Awarded Albatross Scholarship
BS, CSE, Sogang University, 2023
Yoo-Chan Kim (김유찬) (MS, 2025), now at Dnotitia
논문: 클라우드 자원 특성을 활용한 2단계 아키텍처 기반의 비용효율적인 디스크 기반 GNN 학습 연구
Thesis: Leveraging Cloud Resource Characteristics for Cost-Efficient Disk-based GNN Training via Two-Level Architecture
MS, CSE, Sogang University, 2025
BS, CSE, Sogang University, 2023
Junghwan Park (박정환) (MS, 2025), previously at Korea Aerospace Industries, KAI (한국항공우주산업), now at Koscom (코스콤)
논문: DRAM 기반 이웃 노드 복제를 활용한 고장 허용 고성능 딥러닝 체크포인트 쓰기 캐시 설계
Thesis: Design of a Fault-Tolerant High-Performance Deep Learning Checkpoint Write Cache Utilizing DRAM-Based Neighbor Node Replication
MS, CSE, Sogang University, 2025
BS, CSE/Korean Literature, Sogang University, 2023
Seoyeong Lee (이서영) (MS, 2025), now at PhD program of University of California, Merced
논문: HPC 환경의 병렬 Utiilty에서의 데이터 및 메타데이터 I/O 병목 제거 연구
Thesis: Eliminating Data and Metadata I/O Bottlenecks in Parallel Utilities for HPC Environments
MS, CSE, Sogang University, 2025
BS, CSE/Chem, Sogang University, 2023
Hamin Hangbo (황보하민) (MS, 2024), now at Samsung Electronics DS
논문: BlobDB와 ZNS 파일 시스템에서 동일 Victim 선정을 통한 효율적인 Garbage Collection 기법
Thesis: Towards A Unified Garbage Collection Strategy in ZNS Key- Value Store File Systems Using Same-Victim GC
MS, CSE, Sogang University, 2024 Awarded Albatross Fellowship
Software Engineer, LG CNS, (2021-2022)
BS, CSE, Sogang University, 2021
Seungjin Lee (이승진) (MS, 2023), now at PhD Program of University of California, San Diego
논문: LSM-tree 기반 Key-Value SSD에서 범위 질의를 위한 Iterator Interface 연구
Thesis: Iterator Interface Extended LSM-tree-based Key-Value SSDs for Range Queries
MS, CSE, Sogang University, 2023 Awarded Albatross Fellowship
BS, CSE/EE, Sogang University, 2021
Yonghyeon Cho (조용현) (MS, 2023), now at LG Electronics
논문: 클라우드 Spot VM을 사용하는 분산 딥러닝 워크로드의 가용성 지원을 위한 원격 메모리 기반 다중 레벨 체크포인팅 연구
Thesis: A Remote Memory-based Multilevel Checkpointing Framework to Support Availability of Distributed Deep Learning Workloads Using Cloud Spot VM
MS, CSE, Sogang University, 2023 Awarded Albatross Fellowship
BS, CSE, Sogang University, 2020
Yeohyeon Park (박여현) (MS, 2023), previously at LG Electronics (CTO), now at SK hynix
논문: 네트워크 기반 키-값 스토리지 시스템 및 부하 분산 I/O 스케쥴링 기법 연구
Thesis: An Agile Network-Based Key-Value Storage System with Robust Load Orchestration
MS, CSE, Sogang University, 2023
BS, CSE, Sogang University, 2020
Jungwook Han (한정욱) (MS, 2023), now at Samsung Electronics DS
논문: NUMA 인지 비휘발성 메모리 기반 파일 시스템에서 동적 페이지 이주 기법 및 알고리즘 연구
Thesis: Dynamic Data Migration Techniques and Algorithms in NUMA-aware Non-Volatile Memory-based File System
MS, CSE, Sogang University, 2023 Awarded Albatross Fellowship
BS, CSE, Sogang University, 2021
Siu Jung (정시우) (MS, 2023), now at Samsung Electronics DS
논문: Zoned Namespace SSD 내부 Firmware에서의 Preemptive Zone Reset 기법 연구
Thesis: Preemptive Zone Reset Design within Zoned Namespace SSD Firmware
MS, CSE, Sogang University, 2023
BS, CSE and French (double major), Sogang University, 2020
Jinhoon Lee (이진훈) (MS, 2023), now at TmaxSoft
논문: 멀티 테넌트 클라우드 환경에서 가상화 메모리의 캐시 파티셔닝에 대한 연구
Thesis: A Study on Cache Partitioning of Virtualized Memory in Multi-Tenant Cloud Environment
MS, CSE, Sogang University, 2023
BS, CSE, Sogang University, 2021
Abdul Salam (MS, 2022), now at Ensō Lab (Technical Lead Engineer), Dubai, UAE
논문: NVM 기반 메니코어 서버를 위한 확장성 있는 영속적인 R-Tree 설계 연구
Thesis: Towards Scalable and Persistent R-Tree for Non-Volatile Memory based Many-core Machines
MS, CSE, Sogang University, 2022 Awarded Sogang Global Fellowship
BS, Computer Systems Engineering, Mehran University of Engineering and Technology, Pakistan
Soon Hwang (황순) (MS, 2022), now at Samsung Electronics DS
논문: 매니코어 서버에서 F2FS 파일 시스템의 메타데이터 I/O 확장성 연구
Thesis: Enabling Metadata I/O Scalability in F2FS on a Manycore Server
MS, CSE, Sogang University, 2022
BS, CSE, Sogang University, 2020
Hee-Rock Lee (이희락) (MS, 2022), previously at LG Electronics (CTO), now at Samsung Electronics DS
논문: Zoned Namespace SSD에서 LSM-tree 기반 키-값 스토어의 Compaction을 인지한 데이터의 Zone 배치 기법 연구
Thesis: Compaction-Aware Zone Allocation for LSM-tree based Key-Value Store on Zoned Namespace SSD
MS, CSE, Sogang University, 2022
BS, CSE and Philosophy (double major), Sogang University, 2020
Joongeon Park (박중언) (MS, 2021), previously at Hyundai AutoEver, now at Samsung Electronics DS
논문: 하이브리드 메모리 환경에서 머신러닝 기법과 메모리 하드웨어 특성을 고려한 힙 메모리 오브젝트 배치 기법 개선 연구
Thesis: Improvement of Heap Memory Object Placement Considering Machine Learning Technique and Memory Hardware Characteristics in Hybrid Memory System
MS, CSE, Sogang University, 2021
BS, Information and Communication, Myungji University, 2018
Jiyun Park (박지윤) (MS, 2021), now at LG Electronics
논문: 랜섬웨어 공격 방어 SSD에서 선점적 랜섬웨어 감지를 통한 포그라운드 I/O 지연 시간 단축 기법 연구
Thesis: Reducing Foreground I/O Latency via Preemptive Ransomware Detection on Ransomware Attack Tolerant SSD
MS, CSE, Sogang University, 2021
BS, CSE, Sogang University, 2019
Jung-Hyung Kim (김준형) (MS, 2021) (Co-advised with Prof. Sungyong Park), now at LG Electronics (CTO)
논문: 매니코어 서버를 위한 비휘발성 메모리 파일시스템의 I/O 성능 최적화
Thesis: Optimizing I/O Performance of Non-volatile Memory File System for Manycore server
MS, CSE, Sogang University, 2021
BS, CSE, Sogang University, 2019
Yonghyuk Yoo (유용혁) (MS, 2021), previously at TmaxSoft, MOREH, now at Naver Cloud
논문: 이기종 GPU 클러스터 환경에서 딥러닝 모델의 GPU 처리율 차이를 고려한 하이퍼 파라미터 최적화 가속 연구
Thesis: GPU-Aware Scheduling Framework for Hyper Parameter Optimization Acceleration in Heterogeneous GPU Cluster
MS, CSE, Sogang University, 2021
BS, CSE, Sogang University, 2019
Yungwoo Ko (고영우) (MS, 2021), previously at TmaxSoft and Hyundai AutoEver, now at PhD Program of University of Floridia
논문: ST-WORM: Intel SGX와 TPM을 이용한 WORM 스토리지 보호
Thesis: ST-WORM: Securing WORM Storage with Intel SGX and TPM
MS, CSE, Sogang University, 2021
BS, CSE and English Culture (double major), Sogang University, 2019
Min-Gyo Jung (정민교) (MS, 2021) (Co-advised with Prof. Sungyong Park ), now at Vuno
논문: SPDK를 사용한 Log-Structured Merge Tree 기반 Computational Storage Device 설계 및 구현
Thesis: Design and Implementation of Log-Structured Merge Tree based Computational Storage Device using SPDK
MS, CSE, Sogang University, 2021
BS, CSE, Sogang University, 2019
Jinwoo Ahn (안진우) (MS, 2020), now at Samsung Research
논문: 강력한 데이터 변조 방어를 위한 TEE 기반의 스토리지 시스템 연구
Thesis: TEE-based Storage System for Robust Data Tampering Defense
MS, CSE, Sogang University, 2020 Awarded Albatross Fellowship
BS, CSE, Sogang University, 2018
Sunghyun Noh (노성현) (MS, 2020), now at Samsung Electronics DS
논문: 매니코어 환경에서 F2FS 파일 시스템의 단일 파일 I/O 병렬화
Thesis: Parallelizing Shared File I/O Operations in F2FS on Manycore Servers
MS, CSE, Sogang University, 2020
BS, CSE, Sogang University, 2018
Donghyun Min (민동현) (MS, 2019), now at PhD Program of Sogang University
논문: 랜섬웨어 데이터 변조 공격 방어를 위한 머신러닝 기반 백업 SSD 연구
Thesis: A Machine Learning-Based Backup SSD against Ransomware Data Attack
MS, CSE, Sogang University, 2019
BS, CSE, Sogang University, 2017
Jangwoong Kim (김장웅) (MS, 2019) (Co-advised with Prof. Sungyong Park), previously at TmaxSoft, now at MOREH
논문: 범위 기반 락킹을 이용한 비휘발성 메모리 파일시스템의 단일 파일 쓰기 병렬화
Thesis: Single File Write Parallelization of A Non-volatile Memory Filesystem Using Range Locking
MS, CSE, Sogang University, 2019
BS, CSE, Sogang University, 2017
Dong-Gyu Park (박동규) (MS, 2019) (Co-advised with Prof. Sungyong Park), now at TmaxSoft
논문: P2P DMA 기술을 이용한 GPU와 키-값 SSD의 직접 I/O 프레임워크 연구
Thesis: GPUKV: A Direct IO Framework between GPU and Key-Value SSD using PCIe Peer-to-Peer DMA Support on GPU
MS, CSE, Sogang University, 2019 Awarded Albatross Fellowship
BS, CSE, Sogang University, 2017
Hyunki Byun (변현기) (MS, 2019), now at TmaxSoft
논문: 비휘발성 메모리를 활용한 하이브리드 로그 기반 파일시스템 설계 및 구현
Thesis: Design and Implementation of A Hybrid Log-structured File System using Non-Volatile Memory
MS, CSE, Sogang University, 2019
BS, CSE, Sogang University, 2017
Taeuk Kim (김태욱) (MS, 2019), previously at TmaxSoft, now at LINE Plus
논문: 하이브리드 메모리 시스템에서 에너지 소모 제약을 고려한 힙 메모리 오브젝트 배치 최적화 연구
Thesis: Optimizing Heap Memory Object Placement in the Hybrid Memory System with Energy Constraints
MS, CSE, Sogang University, 2019
BS, CSE, Sogang University, 2017

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