Kohei Matsumoto
Software Engineer at Woven by Toyota
Tokyo, Japan
Summary
👤
Senior🎓
Top SchoolKohei Matsumoto is a versatile software engineer and former CTO with 11+ years building Android, iOS, front-end, back-end and cloud systems, currently working at Woven by Toyota. He led product and engineering teams across Cookpad, Money Design and fintech startup 400F, where he also drove the company to ISO/IEC 27001 certification, blending hands-on development with security and operational leadership. Kohei shipped consumer-facing mobile apps (THEO on iOS and Android) and revenue-driving ad-tech at Cookpad, and has substantial front-end experience with Vue.js and TypeScript. His background includes hardware logic design using Verilog and FPGA from studies at Keio and the University of Tokyo, bringing low-level systems thinking to software architecture. He has international experience as an exchange student in Germany and works fluently in Japanese with strong English skills. Colleagues describe him as a technically curious leader who bridges product, security and engineering execution.
10 years of coding experience
11 years of employment as a software developer
University of TokyoFaculty of Mathematics and Computer Science, Faculty of Mathematics and Computer Science at Universität des SaarlandesBachelor of Engineering (B.E.), Computer Science, Bachelor of Engineering (B.E.), Computer Science at Keio University
Japanese, English, German
Github Skills (25)
android-application8
github-api6
kotlin6
database-migration5
command-line-tool5
android5
homebrew5
git-addons5
cli4
go3
command-line3
database3
git3
espresso3
java2
Programming languages (5)
Github contributions (5)
k-mats/leetcode
Feb 2018 - Oct 2018
Contributions:12 pushes, 1 branch in 7 months
k-mats/okhttp-uitest-sample
Oct 2016 - Oct 2016
Contributions:12 commits, 7 pushes, 1 branch in 1 day
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