Sunghyun Cho
Hey. I am Sunghyun Cho. From August 2026, I'll be a Search ML Engineer at TwelveLabs. I studied CS at USC on a Boeing Scholarship and have shipped products at Woowa, Karrot, Grammarly, and Lunit.
Now
- Building cho.sh, my own encyclopedia and super-app.
- Getting ready to join TwelveLabs as a Search ML Engineer.
Experience
Search ML EngineerTwelveLabs
Aug 2026 –
Building the search infrastructure for multimodal embeddings of video, audio, and text at scale.
AI Research EngineerLunit
Jan 2026 – Jul 2026
Built a Slack AI agent and MCP server that automates internal research workflows.
Research EngineerLunit
Jun 2024 – Dec 2025
Moved AutoML platform to multi-cloud, built local GPU tracking SDKs, and cut all loadings to sub-1s.
Software Engineer InternGrammarly
May 2023 – Aug 2023
Shipped a configurable significance-threshold feature. Lifted powered experiments by 8%p.
Software R&D Engineer InternKarrot
May 2022 – Aug 2022
Prototyped mini-app runtimes with web-standards.
Software Engineer InternWoowa
Jul 2020 – Aug 2020
Built four demo services: auth, kanban, bookkeeping, e-commerce.
Research
ResearcherUSC Information Sciences Institute (Prof. Jose-Luis Ambite)
Aug 2023 – May 2024
Implemented feature-partitioned learning for Vertical Federated Learning.
Education
M.S. in Computer ScienceUniversity of Southern California
May 2024
Boeing Scholarship, GPA 3.80 / 4.00
B.S. in Computer ScienceUniversity of Southern California
May 2023
Magna Cum Laude, GPA 3.81 / 4.00
InternationalKorean Minjok Leadership Academy
Feb 2020
First Class Honor in Macroeconomics, ACT 35/36 (US Top 1%)
Awards
Bronze MedalKorean Olympiad of Informatics
2019
WWDC ScholarshipApple
2018