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 (78)
photo10
ruby10
automation10
rxswift10
side-bar10
reactive10
functional10
observer10
carthage10
swift10
reactive-programming10
android-apps10
fluid10
fastlane10
xcode10
Programming languages (6)
Github contributions (5)
mercari/mtc2018-app-SwiftUI
Nov 2019 - Jul 2020
Project to rewrite MTC2018 App by SwiftUI
Contributions:13 commits, 6 PRs, 5 pushes in 7 months
rewriteswiftiosswiftui
masamichiueta/ReactAct
Apr 2016 - Mar 2024
Contributions:55 pushes, 2 branches, 1 comment in 8 years
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