Hadong Lee ChrisLee02

Hadong Lee

Seoul National University (March 2021 - August 2026)

B.S. in Computer Science & Engineering, ~~Double Major in Business Administration~~ (Dropped)

GPA: 3.9 / 4.3 (equivalent to 4.1/4.5, 141 credits)

Relevant Coursework

Computer Science: Data Structures & Algorithms, Systems Programming, Computer Network, Principles of Programming (Functional Programming), Programming Languages, Database, Machine Learning, Operating System, High-Performance Computing
Business Administration: Accounting, Financial Management, Investment, Operations Management, Derivative Securities

High-Performance Computing (C++, CUDA): Optimized LFM2-8B-A1B inference with multi-threading, GPU, and multi-node programming. (4th rank in course)
Operating System (C): Implement multicore-aware schduler, swap, file system in xv6.
Programming Languages (OCaml): Implemented an interpreter and compiler for the imperative toy language K-, an interpreter and type checker for the lambda-based functional language M, and a translator between their respective bytecodes.
Computer Networks (C): Implemented an event-driven HTTP server, a reliable TCP stack with retransmission (Karn–Partridge RTO, Go-Back-N), and a simple IP router handling ARP, ICMP, TTL, and packet forwarding.
System Programming (C): Implemented a custom memory allocator, a simple shell with process and signal handling, and a multithreaded key-value store with networking support.
Database (Python, Berkeley DB): Built a mini-DBMS with SQL parsing and execution for query processing and storage management.
Creative Integrated Design 2 (TypeScript/Node.js, Python): Developed an MEV searcher simulator in a 3-person team, capturing arbitrage opportunities between Uniswap V3 and Binance with real-time data collection and validation modules.
HumphreysTaxi (Next.js, Spring Boot): Developed and deployed a taxi-sharing web app during military service, featuring AIassisted UI and full-stack integration.

Trading System Developer - Unreserve Inc., Seoul, South Korea | Jan 2026 - Present

Building a high-performance Order Management System from scratch using C++.
Market data processing system / KRX order processing & Live order management / Low-latency hot path design

R&D Engineer Intern – RideFlux Inc., Seoul, South Korea | Jul – Aug 2025

Built a C++/ROS pipeline that transformed raw lane point cloud data into structured polylines, forming the foundation of HD maps for autonomous driving.
Developed a RViz-based editing tool and quantitative evaluation algorithms, enabling engineers to refine maps interactively and validate accuracy with metrics against ground truth.
Extended the system with editor support for road connection metadata, allowing construction of higher-level navigation-ready maps.

Undergraduate Teaching Assistant – System Programming, Seoul National University | Mar – Jun 2025

Frontend Engineer Intern – Deeping Source Inc., Seoul, South Korea | Jul – Aug 2024

Unit Supply Specialist – U.S. Army 1st Signal Brigade, Camp Humphreys, South Korea | Dec 2022 – Jun 2024

Served as supply specialist (MOS 92Y), facilitating bilingual logistics and cross-cultural coordination.

Frontend Development Member – Waffle Studio, Seoul National University | Sep 2021 – Jun 2022

Attended frontend development seminars and collaborated on toy web apps using modern frameworks.