Masamichi Ueta
Director at Mercari, Inc.
Yokohama, Japan
Summary
👤
Senior🎓
Top SchoolMasamichi Ueta is a seasoned software leader and Director at Mercari with 13 years of experience specializing in mobile UI/UX, HCI, and software architecture. He progressed from researcher roles in smart device interfaces to leading Merpay’s client platforms and quality efforts, driving transitions to SwiftUI and Jetpack Compose. Known as a meticulous "user interface craftsman," he combines research-driven prototyping expertise from NS Solutions with hands-on delivery of large-scale payment and lending integrations. Based in Yokohama and trained at the University of Tokyo, he blends academic rigor with product-focused engineering and a personal passion for workout discipline that informs his attention to quality and detail.
13 years of coding experience
8 years of employment as a software developer
University of Tokyo
Japanese, English
Stackoverflow
121reputation
14kreached
0answers
3questions
Github Skills (54)
rxswift10
ios10
reactivex10
reactive10
validations10
fastlane10
ruby10
observer10
automation10
uitableview10
android-app10
android10
mobile10
swift10
reactive-programming10
Programming languages (6)
Github contributions (5)
masamichiueta/FluidPhoto
Dec 2016 - Jul 2020
Fluid photo viewer with zoom transition and interactive transition
Contributions:42 commits, 6 PRs, 36 pushes in 3 years 6 months
photo-viewer
masamichiueta/ReSwiftCoreData
Sep 2016 - May 2018
Contributions:12 commits, 11 pushes, 1 branch in 1 year 8 months
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