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SUNGMIN RYU

About Me
Sungmin Ryu

SUNGMIN RYU (류 성 민)

Software Engineer — AI, Trading Systems, C++, Linux

Interests

  • AI Programming

  • Progressive Web App (PWA)

  • Market Making, Arbitrage Trading, HFT

  • DMA (OMS + FEP)

  • Skills

  • C++, Boost, Python

  • Linux, macOS, WSL, Docker, Onload (kernel-bypass)

  • Redis (Valkey), MySQL, PostgreSQL, Altibase

Contact

Work Experiences

  • Software Engineer
    Passive Tech Team · KB Securities
    Seoul, Republic of Korea

    Apr. 2026 - Present
    • Supporting market making (MM) for ETF and derivatives
    • Managing the installation of the Horizon order management system (OMS) at the HKEX (Hong Kong Exchange) colocation
    • Building an AI-based tick-level market simulator for strategy testing

  • Quantitative Developer
    Quant Dealing Part · Kyobo Securities
    Seoul, Republic of Korea

    Feb. 2023 - Apr. 2026
    • Developed and improved automated MM systems for the Korea Exchange (KRX) securities and derivatives markets
    • Built a high-frequency trading (HFT) arbitrage platform on direct market access (DMA)
    • Developed an OMS from scratch

  • Software Engineer
    IT Team · NH Futures (derivatives brokerage)
    Seoul, Republic of Korea

    Aug. 2022 - Jan. 2023
    • Linux system programming (IPC, threads, sockets)
    • Developed and operated front-end processor (FEP) systems
    • Rebuilt HTS/MTS server systems for the next-generation KRX
    • Operated DMA order management systems

  • Intern
    Electronics and Telecommunications Research Institute (ETRI)
    SW-SoC R&D Center, Gyeonggi-do, Republic of Korea

    Jul. 2019 - Aug. 2019
    • Internship program sponsored by the national government
    • Developed a framework for lightweight DNNs (i.e., quantization) using PyTorch

  • Intern
    Chain Partners (Blockchain Start-up)
    Seoul, Republic of Korea

    May. 2018 - Sep. 2018
    • Research on blockchain systems
    • UI/UX design for blockchain applications

Education

  • M.S. in Electrical & Electronic Engineering
    Yonsei University, Seoul, Republic of Korea

    Mar. 2020 - Feb. 2022

  • B.S. in Electrical & Electronic Engineering
    Yonsei University, Seoul, Republic of Korea

    Mar. 2017 - Feb. 2020
    • Transferred from Sogang University

  • Whimoon High School, Seoul, Republic of Korea

    Mar. 2009 - Feb. 2012

Activities

  • Capstone Design in School of Electrical & Electronic Engineering
    Yonsei University, Seoul, Republic of Korea

    Dec. 2018 - Jun. 2019
    • Topic: Improving GPU performance in deep neural network on GPU simulator

  • Vice President of International Yonsei Community
    Yonsei University, Seoul, Republic of Korea

    Sep. 2018 - Dec. 2018

  • Yonsei Blockchain LAB
    Yonsei University, Seoul, Republic of Korea

    May. 2018 - Sep. 2018
    • Wrote smart contracts in C++
    • Lectured on the EOSIO blockchain platform

  • ESL Course in Intensive English Institute
    University of Illinois at Urbana-Champaign (UIUC), Illinois, USA

    Jan. 2018 - May. 2018

  • Military Service (Auxiliary police)
    Yeongdeungpo Police Station, Seoul, Republic of Korea

    Jun. 2014 - Mar. 2016

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 [Paper] [Github]

  • S. Ryu, “Optimization of Reconfigurable Deep Neural Network Accelerators Using Bottom-up Mapping and Energy Prediction,” Master’s Thesis, Yonsei University, Dec. 2021. [Paper]

Patents

  • W. Song, C. Park, B. Kim, and S. Ryu, “Neural Network Computing Device and Control Method Thereof,” US 17/883,010, Aug. 2022. [Link]

Certifications

  • Certified Derivatives Investment Advisor, Korea Financial Investment Association

    Nov. 2022

Awards and Honors

  • Graduate Admission Scholarship, Yonsei University

    Jan. 2020

  • High Honors Student Award, Yonsei University

    Jan. 2019

Languages

  • Korean (Native) · English (Proficient)