Experience

Upbit Singapore

• Singapore
• Financial Services
• 1 - 100 Employee

• CTO

  • May 2021 - Present



bitherb co. ltd

• Bangkok Metropolitan Area, Thailand

• Chief Technology Officer

  • Jul 2019 - Apr 2021

  Blockchain Cryptocurrency exchange solution ICO Portal Solution Blockchain Cryptocurrency exchange solution ICO Portal Solution



Bitstamp Japan

• Tokyo, Japan

• Senior Software Engineer

  • Oct 2018 - May 2019

  Blockchain Cryptocurrency exchange solution ICO Blockchain Cryptocurrency exchange solution ICO



Bitgate Co., Ltd

• Yokohama, Kanagawa, Japan

• Chief Technology Officer

  • Jan 2017 - Sep 2018

  crypto currency exhange market crypto currency exhange market



Togo Security co. ltd.

• Tokyo, Japan

• Chief Technology Officer

  • Jan 2017 - Aug 2018

  Blockchain Cryptocurrency exchange solution Forex infrastructure, FIX protocol Blockchain Cryptocurrency exchange solution Forex infrastructure, FIX protocol



e-junction

• Shibuya, Tokyo, Japan

• Chief Technology Officer

  • Aug 2014 - Aug 2018

  Developing mobile services Developed amusement game device and software Image processing and classification Developing mobile services Developed amusement game device and software Image processing and classification



Cocone Japan

• Ebisu, Tokyo, Japan

• Lead Developer

  • Jun 2013 - Jul 2014

  *Developed new game and game platform Protobuf, Netty, cocos2d, Objective-C *Developed new game and game platform Protobuf, Netty, cocos2d, Objective-C



Tokyo System House

• Gotannda, Tokyo, Japan

• Lead Developer

  • Jun 2006 - May 2013

  * GIS based machine learning with google street view photos * GIS based navigation on see throw glasses * Arm swing recognition for identification * Face recognition engine for brew and iphone * Humanoid robot with machine learning for interactive * Objective-C, C, C++, C#, OpenCV, SVM, AdaBoost, python * GIS based machine learning with google street view photos * GIS based navigation on see throw glasses * Arm swing recognition for identification * Face recognition engine for brew and iphone * Humanoid robot with machine learning for interactive * Objective-C, C, C++, C#, OpenCV, SVM, AdaBoost, python



Yujin Robot Co., Ltd.

• South Korea
• Industrial Machinery Manufacturing
• 1 - 100 Employee

• Software Developer

  • May 2002 - Apr 2006

  * Developed home robot -- Contents authorware -- Server for multiple video messenger and monitoring -- vision recognition for home robot -- C++, MFC, DirectShow, Window 2000 server * Developed home robot -- Contents authorware -- Server for multiple video messenger and monitoring -- vision recognition for home robot -- C++, MFC, DirectShow, Window 2000 server