Hiroshi Kimura
Mobile Development Director at 株式会社エウレカ
Chiyoda, Japan
Summary
🤩
Rockstar🎓
Top SchoolHiroshi Kimura is a Mobile Development Director with 13 years of iOS expertise, currently leading mobile engineering at 株式会社エウレカ and evolving platforms from individual features to multi-module architectures that support 50+ independently deployable modules. He brings rare low-level mastery of UIKit internals, Core Animation, and Swift concurrency—skills sharpened by reverse-engineering Apple frameworks and building state-management libraries like Verge. A pragmatic SwiftUI adopter, he has driven large-scale migrations while maintaining consistent component-driven patterns that bridge UIKit and SwiftUI. Hiroshi is an active open-source maintainer (FluidGroup, VergeGroup) whose projects include gesture-driven UI libraries and a composable image editor leveraging Core Image and Metal. Known for crafting sleek, high-performance UIs and reusable design systems, he pairs deep technical curiosity with a talent for making complex codebases scalable and maintainable.
13 years of coding experience
総合情報学部, 総合情報学部 at 東洋大学
Stackoverflow
126reputation
45kreached
6answers
1question
Github Skills (15)
uitextview10
uiimageview10
swift10
ios10
textview10
autolayout9
uikit9
metal9
xcode9
swiftui-app8
swiftui8
timeout6
swiftdata6
async-await6
concurrency6
Programming languages (17)
Github contributions (5)
FluidGroup/Brightroom
Oct 2018 - Oct 2022
📷 A composable image editor using Core Image and Metal.
Role in this project:
Mobile Developer (iOS)
Mobile Developer (iOS)Contributions:37 releases, 42 reviews, 540 commits in 4 years
Contributions summary:Hiroshi primarily contributed to the Brightroom project, a composable image editor built on Core Image and Metal. Their work involved implementing UI components and features, modifying the project's image-rendering capabilities, and working on aspect ratio adjustments within the UI. They addressed orientation issues, incorporated Swift and SwiftUI components, and focused on optimizing image display and quality.
metalimagegpuphotopickerimage-processing
FluidGroup/NextGrowingTextView
Dec 2015 - Apr 2022
📝 The next in the generations of 'growing textviews' optimized for iOS 8 and above.
Role in this project:iOS Mobile Developer
iOS Mobile DeveloperContributions:7 releases, 7 reviews, 110 commits in 6 years 5 months
Contributions summary:Hiroshi primarily contributed to the development of an iOS text view component, NextGrowingTextView, which is designed to automatically expand as the user types. Their work involved the initial implementation of the component, followed by bug fixes and enhancements, including support for autolayout. The user also refactored the code, added features like return key customization, and ensured compatibility with Swift versions.
cocoapodstextviewsswiftcarthageios
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