Hoerinย Do
Backend Software Engineer at Dunamu
Seoul, South Korea
Summary
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Top SchoolHoerin Do is a backend software engineer and team lead at Dunamu (Upbit) with a decade of experience building the backend and infrastructure that supported Koreaโs largest cryptocurrency exchange from its early days. He specializes in designing reliable, high-throughput financial systems that balance rapid adoption of new technologies with the stringent stability requirements of asset custody. Having evolved from mobile app development to leading backend teams, he combines hands-on engineering with operational ownership across production systems. His work at Upbit contributed materially to the platformโs rapid growth, reflecting a pragmatic focus on scalability, observability, and risk-aware engineering. Based in Seoul, he brings an academic foundation in computer science from Yonsei University and early research exposure in computational intelligence.
10 years of coding experience
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at Yonsei UniversityGyeongnam Science High School
Japanese, English, Korean
Github Skills (45)
firefox-addon9
firefox8
telegram-bot8
discord-bot8
notion8
desktop-application8
vapor7
server-side-swift7
api7
telegram6
desktop6
discord6
documentation5
swift5
graphql5
Programming languages (8)
Github contributions (5)
hellodhlyn/lynlab.co.kr
Jan 2019 - Dec 2024
Web frontend for LYnLab blog & more
Contributions:36 PRs, 132 pushes, 28 branches in 5 years 11 months
frontend-webfrontendgraphqlremixtailwindcss
hellodhlyn/luppiter
Sep 2018 - Jan 2025
APIs for Luppiter services.
Contributions:18 PRs, 61 pushes, 34 branches in 6 years 4 months
api
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