Martin Ushiyama
Chiyoda, Japan
Summary
🤩
Rockstar🎓
Top SchoolMartin Ushiyama is a communications and web director with eight years of cross-disciplinary experience blending PR, web design, and product-facing operations across Japan. Raised in Germany and Japan and now based in Chiyoda, Tokyo, he has led PR campaigns and SNS operations for startups and established companies including Cookpad and Gaudiy, while launching multiple new-business initiatives. He pairs hands-on web and UI work — including front-end contributions to the widely used Material UI React library — with structured information management using Notion and CRM systems and SQL-backed analysis. A father of two and an avid home cook, Martin focuses professionally on FoodTech, AgriTech, climate, robotics, and Web3, bringing domain curiosity to communications strategy. He is comfortable translating product details into clear stories and building design-consistent interfaces, having refactored UI component variants and improved documentation in open-source projects. This combination of PR rigor, practical design skills, and technical contribution makes him effective at shaping product narratives and release-ready experiences.
8 years of coding experience
建築デザイン, 建築デザイン at 東京デザイン専門学校
Japanese
Github Skills (10)
system10
uid10
material-design10
javascript10
react-components10
system-design10
front-end-development10
ui-design10
react10
react-component10
Programming languages (5)
Github contributions (5)
mui/material-ui
Jul 2020 - Feb 2021
Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:2 reviews, 14 commits, 13 PRs in 6 months
Contributions summary:Martin primarily contributed to the Material UI component library by renaming various properties for consistency, aligning with the project's design system. They refactored component variants and properties (e.g., `circle` to `circular`, `rect` to `rectangular`) across multiple components like Avatar, Skeleton, Badge, and Fab, ensuring a unified user interface. Additionally, the user contributed to documentation updates, adding examples and adjusting snackbar positioning to enhance the library's usability.
reactmuimaterialjavascriptmaterial-design
kodai3/kodai3
Jul 2020 - May 2024
Contributions:14 PRs, 38 pushes, 5 branches in 3 years 10 months
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