I'm tonchan1216.

I'm a Tokyo based Performance Engineer, Cloud Architect and IT Consultant creating awesome and high-performance Digital platform for companies of all sizes around the globe.


About Me



好きなコトバ:「 世界は誰かの仕事でできている。」


シカク:第一級陸上特殊無線技士・応用情報・AWS Solution Architect Associate

How Performance My Web achieve



Large Contentful Paint




First Input Delay


(Visual Stability)


Cumulative Layout Shift




Delivery of SobaMarch 2014 - March 2017

A soba restaurant located on a hill in Sendai. I rode a scooter and delivered it to customers on rainy days, windy days, and snowy days, holding soba noodles. I learned the joy of working here.


Frontend EngineerJuly 2015 - March 2018

This is a group of cutting-edge creators consisting only of programming contest winners and developers who have accumulated achievements. We specialize in JavaScript such as Node.js, React, React Native, and among them, Meteor.js boasts Japan's top class technical capabilities.


Digital Technology Promotion OfficeApril 2019 - PRESENCE

Expert team for performance optimization for systems in financial, public and corporate enterprises. We will Identify some bottlenecks in Cloud and/or On-premises, then improve architecture and implement SQL tuning.


Tohoku University

Department of Electrical, Information and Physics EngineeringApril 2013 - March 2017

While learning the basics of information and communication technology from human interfaces and computer networks to wireless communication system design, we will challenge the future of human communication.

Graduate School of Information Science, Tohoku University

Department of Applied Information ScienceApril 2017 - March 2019

Pursuing the appearance of information and communication networks in the next era, I am focusing on promoting research and development and training professionals toward the realization of optimal information and communication networks, centering on network design and protocol design based on theory. I graduated from this graduate school at the top of class due to my achievements in international conferences and writing papers.


These are my skill set, But I'll update more and more...

  • Wordpress/PHP
  • Python
  • TypeScript/React
  • AWS
  • Terraform
  • Flutter/Dart

A Few Of My Latest Publication

Say Hello

Have a new website in mind? Let's collaborate and build something high-performance. Let me provide a great UI/UX for your ideas🧐