Seunghun Lee
Software Engineer at Karrot
Seoul, South Korea
Summary
👤
Senior🎓
Top SchoolSeunghun Lee is a seasoned software engineer with 12 years of experience across consumer tech and blockchain-focused projects, currently building at Karrot in Seoul. He has shipped backend systems at scale for companies like Coupang and contributed core blockchain logic at Planetarium, notably implementing EIP-55 compliant address generation and validation in a C#/.NET gaming-focused blockchain. Comfortable refactoring for maintainability and testability, he blends pragmatic production engineering with protocol-level rigor. His background includes early work at Samsung and fintech at PeopleFund, giving him breadth across large-scale systems and startup speed. Based in Seoul with a Computer Science degree from 숭실대학교, he brings a steady mix of enterprise discipline and open-source contribution experience. An understated strength is his ability to move between low-level cryptographic correctness and everyday backend reliability, making him effective on both product and infrastructure challenges.
12 years of coding experience
10 years of employment as a software developer
Bachelor’s Degree, Computer Science, Bachelor’s Degree, Computer Science at 숭실대학교
English
Stackoverflow
11reputation
1kreached
0answers
2questions
Github Skills (10)
asp-net10
net10
dotnet10
csharp10
blockchain10
dotnet-core10
cryptography9
kernel6
algorithm6
linux6
Programming languages (15)
Github contributions (5)
planetarium/libplanet
Jan 2019 - Dec 2020
Blockchain in C#/.NET for on-chain, decentralized gaming
Role in this project:
Back-end Developer
Back-end DeveloperContributions:216 reviews, 976 commits, 323 PRs in 1 year 11 months
Contributions summary:Seunghun primarily worked on improving the core logic of the blockchain in C#/.NET. Their contributions included implementing methods to generate and validate addresses, specifically focusing on EIP 55 compliance. They also refactored code to improve maintainability and testability, with modifications to include new features and fix existing issues.
dotnetlibplanetp2pblockchainplanetarium
earlbread/.dotfiles
Oct 2017 - Jun 2021
Contributions:30 pushes, 3 branches in 3 years 8 months
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