Hyeon Choi
Project Manager at Return Zero
Seoul, South Korea
Summary
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SeniorHyeon Choi is a Seoul-based project manager and software engineer with 11 years of experience shipping front-end and back-end systems across gaming, enterprise, and mobile domains. Currently leading the Callabo project at Return Zero after progressing from backend engineer roles, he combines hands-on development habits with product-focused delivery. His background includes frontend leadership on SHIFTUP’s VINO project, troubleshooting legacy .NET and socket systems, and building logging and batch services at Samsung SDS—evidence of strong problem-solving in both new and legacy codebases. Known for habitually coding even in management roles, he brings practical implementation insight to project planning and cross-functional coordination.
10 years of coding experience
10 years of employment as a software developer
Korean, English
Stackoverflow
11reputation
0reached
2answers
0questions
Github Skills (50)
fetch10
async9
jelly9
asynchronous9
redux9
typescript9
rest9
vue9
svelte9
react9
graphql9
state-management8
react-query8
anonymous8
silent8
Programming languages (11)
Github contributions (5)
dev-jelly/algorithm
Nov 2019 - Dec 2021
Contributions:67 pushes, 1 branch in 2 years
9XD/9XD.github.io
Jun 2016 - Dec 2016
Contributions:110 commits in 6 months
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