Sangrak Choi
CEO, Founder at OP.GG
Seoul, South Korea
Summary
👤
Senior🎓
Top SchoolSangrak Choi is a seasoned founder and technology leader with 12 years of experience building consumer-facing platforms from the ground up in Seoul. As co-founder and longtime CTO turned CEO of OP.GG, he has overseen the company’s evolution into a prominent gaming analytics and community destination. His background spans backend and iOS engineering, giving him a hands-on grasp of full-stack product development and scalable architectures. A self-starter who moved from freelance web work into startup leadership, he blends technical depth with operator instincts and a focus on product-market fit. Despite not completing a formal CS degree, his track record shows pragmatic engineering leadership and successful company-building in a competitive global market.
12 years of coding experience
10 years of employment as a software developer
Dropped Out Computer Science, Dropped Out Computer Science at Keimyung University
Korean, English, Chinese
Stackoverflow
342reputation
411kreached
4answers
2questions
controller
top-5%
Github Skills (110)
web-application10
python10
translater10
expressive10
internationalization10
laravel10
ai10
translator10
artificial-intelligence10
eloquent10
foundation10
translate10
mongodb10
laravel-package10
php10
Programming languages (9)
Github contributions (5)
opgginc/php-riotapi-request
Jul 2017 - Feb 2019
RiotQuest, PHP RiotAPI client library that focused on multi request from OP.GG
Contributions:65 commits, 58 pushes, 5 branches in 1 year 6 months
client-libraryfocusedphprequest
kargnas/laravel-ai-translator
Jun 2024 - Mar 2025
Automatic translate your language files into many languages using AI like Claude, GPT and etc.
Contributions:43 releases, 2 reviews, 11 PRs in 9 months
aianthropicclaudeclaude-aigpt
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