Kentaro Matsumae
Software Engineer at Mercari, Inc.
Saitama Prefecture, Japan
Summary
👤
Senior🎓
Top SchoolKentaro Matsumae is a seasoned software engineer with 14 years building mobile and web products across major Japanese tech companies, currently focused on iOS development for Merpay at Mercari. He brings deep practical expertise in iOS, Perl, PHP, Ruby on Rails and mobile-first architectures, having led iOS teams and shipped multiple consumer apps at Dwango and DeNA. His background includes full-stack web work and developer tooling from earlier roles at Hitachi Software Engineering, giving him a rare blend of app-level UX sensitivity and backend engineering discipline. Based in Saitama, he combines product-facing mobile craftsmanship with strong systems thinking, often bridging legacy web stacks and modern mobile platforms. A practical polyglot developer, he’s comfortable moving between rapid app feature delivery and longer-term platform improvements.
14 years of coding experience
15 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at 近畿大学
Stackoverflow
106reputation
7kreached
1answer
2questions
Github Skills (63)
objective-c10
ios10
swift10
macos10
model-conversion10
image9
coremltools9
validation9
keychain9
xcode9
multiclass-classification9
cocoapods9
editing9
carthage9
watchos8
Programming languages (6)
Github contributions (5)
kenmaz/SuperResolutionKit
Jul 2018 - Sep 2018
Contributions:69 commits, 7 pushes, 1 branch in 1 month
kenmaz/animemaker-help
Jan 2018 - Mar 2024
Contributions:50 pushes, 1 branch in 6 years 3 months
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