
SUNGMIN’S BLOG
About Me
SUNGMIN RYU (류 성 민)
Software Engineer at KB Securities
Interests
Market Making
HFT (High-Frequency Trading) via DMA (Direct Market Access)
Contact
E-mail: sungminryu94@gmail.com
Linkedin: sungmin-ryu-2b0605194
Education
M.S. in Electrical & Electronic Engineering
Mar. 2020 - Feb. 2022
Yonsei University, Seoul, Republic of KoreaB.S. in Electrical & Electronic Engineering
Mar. 2017 - Feb. 2020
Yonsei University, Seoul, Republic of Korea- Transferred from Sogang University
Whimoon High School, Seoul, Republic of Korea
Mar. 2009 - Feb. 2012
Work Experiences
Software Engineer, KB Securities Co., Ltd. (Passive Tech Team)
Apr. 2026 - Present
Seoul, Republic of Korea- ETF/ETN/ELW LP + 파생 MM
Quantitative Developer, Kyobo Securities Co., Ltd.
Feb. 2023 - Apr. 2026
Seoul, Republic of Korea- Developing and improving automated market making (MM) systems in KRX securities and derivatives markets
- Developing HFT-based arbitrage platform through DMA systems
- Developed an order management system (OMS) from scratch
- Using C++17, Boost C++, Linux, TCPDirect, Redis, etc.
Software Engineer, NH Futures Co., Ltd. (Derivatives Brokerage House)
Aug. 2022 - Jan. 2023
Seoul, Republic of Korea- Linux system programming (e.g., IPC, thread, socket, etc.)
- Developed and operated front-end processor (FEP) systems
- Reorganized and developed HTS/MTS server systems to respond to the next-generation system of the Korea Exchange (KRX)
- Operated direct market access (DMA) order management systems
Intern, Electronics and Telecommunications Research Institute (ETRI)
Jul. 2019 - Aug. 2019
SW-SoC R&D Center, Gyeonggi-do, Republic of Korea- Internship program sponsored by the national government
- Developed a framework for lightweight DNNs (i.e., quantization) using PyTorch
Intern, Chain Partners (Blockchain Start-up)
May. 2018 - Sep. 2018
Seoul, Republic of Korea- Research on blockchain systems
- UI/UX design for blockchain applications
Activities
Capstone Design in School of Electrical & Electronic Engineering
Dec. 2018 - Jun. 2019
Yonsei University, Seoul, Republic of Korea- Topic: Improving GPU performance in deep neural network on GPU simulator
Vice President of International Yonsei Community (Club)
Sep. 2018 - Dec. 2018
Yonsei University, Seoul, Republic of KoreaYonsei Blockchain LAB (Club)
May. 2018 - Sep. 2018
Yonsei University, Seoul, Republic of Korea- Developed smart contracts in C++
- Lecturer for EOSIO software system
ESL Course in Intensive English Institute
Jan. 2018 - May. 2018
University of Illinois at Urbana-Champaign (UIUC), Illinois, USAMilitary Service (Auxiliary police)
Jun. 2014 - Mar. 2016
Yeongdeungpo Police Station, Seoul, Republic of Korea
Publications
C. Park, B. Kim, S. Ryu, and W. Song, “NeuroSpector: Systematic Optimization of Dataflow Scheduling in DNN Accelerators,” IEEE Transactions on Parallel and Distributed Systems (TPDS), vol. 34, no. 8, Aug. 2023, pp. 2279-2294 [Github]
S. Ryu, “Optimization of Reconfigurable Deep Neural Network Accelerators Using Bottom-up Mapping and Energy Prediction,” Master’s Thesis, Yonsei University, Dec. 2021.
Patents
W. Song, C. Park, B. Kim, and S. Ryu, “Neural Network Computing Device and Control Method,” US17/883010, Aug. 2022.
Programming Languages
C/C++, Python, Java, CUDA C/C++, Verilog, HTML, CSS, MySQL
Certifications
Certified Derivatives Investment Advisor (파생상품투자권유자문인력), Korea Financial Investment Association
Nov. 2022
Awards and Honors
Graduate Admission Scholarship, Yonsei University
Jan. 2020High Honors Student Award, Yonsei University
Jan. 2019