[Zero-to-one services] - Build E-commerce platform global infra structure (Sheet music platform) www.mapianist.com MAU 500,000+ www.mymusicsheet.com MAU 700,000+ www.kokomu.jp MAU 400,000+[Server] - Find effective/stable way to operate with limited budget (lower than 5000 USD costs for monthly active user 1 million) - Supports 31 payment methods for 233 countries. (OOP concept frontend & backend)- Develop DCC (Dynamic Currency Conversion) in frontend &… Show more [Zero-to-one services] - Build E-commerce platform global infra structure (Sheet music platform) www.mapianist.com MAU 500,000+ www.mymusicsheet.com MAU 700,000+ www.kokomu.jp MAU 400,000+[Server] - Find effective/stable way to operate with limited budget (lower than 5000 USD costs for monthly active user 1 million) - Supports 31 payment methods for 233 countries. (OOP concept frontend & backend)- Develop DCC (Dynamic Currency Conversion) in frontend & backend - Use Serverless Lambda. Lower risk, highest availability.- Develop unsigned paying system to improve conversion rate.- Automate 170 countries settlement [Frontend]- Design 'MAPIA Design System' libraries & continuous upgrade experiences for 3+ years. - Design translation library & integrate Lokalise to support 20 languages - SSR + SSG with CloudFront + Lambda Edge + Prerendering- Successful SEO (Core Web Vitals 99~100)[DX perspective]- Design 'Backend for Frontend' with GraphQL + OpenAPI spec. - Build up CI/CD Development Infra structure (Gitlab, Gitlab Runner)- Setup Private Package Manager for python, nodejs- Build error logging infra with CloudWatch + Sentry [Team Management]- Experiences to manage small-size (3 ~ 15) product team.- Experiences to building the strategies to sustain/improve whole system even though core engineer get out / business legal issue. Show less

1. 딥러닝/NLP 모듈 10여개가 내장 될 AI 챗봇 시스템의 실시간 채팅 파트를 안드로이드 + MQTT + Python 기술 스택으로 2주만에 개발했습니다.2. 딥러닝 연구 중에서도 RNN을 이용한 자연어 처리가 활발한 시점에 Convolutional Neural Network를 이용한 자연어 처리 파트를 연구하여 SNS 게시글에 대한 사용자 반응을 예측하는 딥러닝 모델을 구현했습니다. 이 딥러닝 모델로 제28회 한글 및 한국어정보처리학회 (HCLT)에 참가하여 구두 발표하고, 우수논문으로 선정되었습니다.3. 사내에서 딥러닝 (자연어 처리) 기술 관련 특허 2건에 메인 개발자로 이름을 올렸습니다.

15살 때 웹게임 Bito 개발 및 운영, 동시접속자 300명 규모 게임 1인 개발