Sogang University (Youngjae Kim)

PhD Program

Donghyun Min (PhD, Fall 2019-)
MS in CSE from Sogang University (2019), BS in CSE from Sogang University (2017)
Engineer at DeepX Inc. (2021-2025), Visiting Scholar at University of Texas at San Antonio (2018)
Hongsu Byun (MS/PhD Integrated, Spring 2021-, Co-advised with Prof. Sungyong Park)
BS in CSE from Sogang University (2021)
Intern at Oak Ridge National Laboratory (2022)
Kihyun Kim (MS/PhD Integrated, Fall 2022-)
BS in CSE from Sogang University (2022)
Intern at Oak Ridge National Laboratory (2022)
Soon Hwang (PhD, Fall 2023-)
MS in CSE from Sogang University (2022), BS in CSE from Sogang University (2020)
Software Engineer at Samsung Electronics DS (2022-2023), Intern at Oak Ridge National Laboratory (2024)
Jinwoo Kim (MS/PhD Integrated, Fall 2023-)
BS in CS from Iowa State University (2019)
Intern at Meinblock (2024)
Farid Talibli (MS/PhD Integrated, Fall 2024-) Awarded Sogang Global Fellowship
BS in CS from KAIST (2021)
Junghyun Ryu (PhD, Fall 2025-)
MS in CSE from Sogang University (2025), BS in Software from Kookmin University (2022)

MS Program

Sungjin Byun (MS, Spring 2024-), BS in CSE/Econ from Sogang University (2023)
Junhyeok Park (MS, Spring 2024-) Awarded Albatross Fellowship, BS in CSE from Sogang University (2023)
Hyungwoo Lee (MS, Spring 2024-), BS in CSE from Ajou University
Kihwan Kim (MS, Fall 2024-), BS in CSE/Math from Sogang University (2024)
Jaewan Park (MS, Fall 2024-), BS in CSE from Sogang University (2024)
Hyunsun Chung (MS, Spring 2025-), BS in CSE from Sogang University (2025)
Seonghoon Ahn (MS, Spring 2025-) Awarded Albatross Fellowship, BS in CSE from Sogang University (2025)
Sangyun Lee (MS, Spring 2025-), BS in CSE from Sogang University (2025)
Hyungsun Yoo (MS, Spring 2025-), BS in CSE/Econ from Sogang University (2025)
Kyungwook Min (MS, Spring 2025-), BS from Pukyong National University (2024)
Hajin Moon (MS, Fall 2025-), BS in CSE from Sogang University (2025)
Woojung Kim (MS, Spring 2026-) (Expected)
Jeonghun Lee (MS, Spring 2026-) (Expected)

BS Program

노태완 (Senior, CSE, Sogang University), 장성 (Senior, CSE, Sogang University), 박현기 (Senior, CSE/Chinese, Sogang University)
허민 (Senior, CS/Jeonbuk Nat'l University), 김민지 (Senior, CS/Choongnam Nat'l Univ. / LG Smart AI track)
유채은 (Senior, CS/Sookmyung Women's University)

PhD

Chang-Gyu Lee (PhD, 2025), now at Samsung Electronics DS
Dissertation: Redesigning I/O Stack for Emerging Storage Stack
PhD, Computer Science & Engineering, Sogang University, 2025
(PhD Research Fellow/박사과정 전문연구원)
BS, Computer Engineering, Ajou University, 2017
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 & Engineering, Sogang University, 2025
(Awarded Sogang Global Fellowship)
BS, Computer Systems Engineering, Mehran University of Engineering and Technology, Pakistan
Awais Khan (PhD, 2021), now 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 & Engineering, Sogang University, 2021
(Awarded Sogang Global Fellowship)
BS, Bioinformatics (Major in Computer Science), Mohammad Ali Jinnah University, Islamabad, Pakistan

Joseph Ro (노요셉) (MS, 2025), now at PhD program of Indian Institute of Technology Delhi (IIT Delhi)
석사논문: 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
석사논문: 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), now at Korea Aerospace Industries, KAI (한국항공우주산업)
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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), now at LG Electronics (CTO)
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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)
석사논문: 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), now at TmaxSoft
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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
석사논문: 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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