Kohei Ishikawa
Software Architect at Henry, Inc.
Shibuya, Japan
Summary
🤩
Rockstar🎓
Top SchoolKohei Ishikawa is a software architect with a decade of experience designing and shipping user-focused applications, currently leading architecture at Henry, Inc. He blends engineering rigor with a human-centered design background from 産業技術大学院大学, shaping products that prioritize usability as well as scalability. An indie hacker and painter based in Shibuya, he develops Moyuk (moyukapp.com) and maintains SmoothCSV, reflecting a strong interest in developer tools and data workflows. Previously he served as VPoT at バリュース株式会社, where he bridged product and technical leadership for six years. Outside work he channels creativity into art and pandas—an unusual mix that informs both his design sensibility and pragmatic approach to problem solving.
11 years of coding experience
美術科, 美術科 at セツモードセミナー人間中心デザイン, 人間中心デザイン at 産業技術大学院大学Nagoya University
Github Skills (33)
spreadsheet10
tauri10
data-tools10
csv10
windows9
autosize9
sql9
macos9
kotlin8
kotlin-multiplatform8
textarea8
testing8
ai-agent7
kotlin-js7
assertion7
Programming languages (9)
Github contributions (5)
kohii/medi-xplorer
Dec 2023 - Jun 2026
MediXplorer は社会保険診療報酬支払基金から提供される医科診療行為マスターを検索・閲覧するためのアプリケーションです。
Contributions:3 reviews, 134 PRs, 177 pushes in 2 years 6 months
kohii/smoothcsv-website
Nov 2024 - Mar 2026
The website for SmoothCSV, the ultimate CSV editor for Mac and Windows.
Contributions:1 review, 11 PRs, 67 pushes in 1 year 3 months
csvwindows
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