Eiji Hachiya
ソフトウェアエンジニア at 非公開
Chiyoda, Japan
Summary
👤
Senior🎓
Top SchoolEiji Hachiya is a seasoned software engineer with 14 years of experience building and maintaining web services, primarily using Ruby on Rails, Vue.js, and AWS. He has a strong track record in performance tuning, Rails upgrades, Docker and test optimization, and architecting application-facing infrastructure and database refactors to eliminate stale tables and data inconsistencies. Eiji has led engineering teams at scale—shaping release workflows and development environments—while also shipping features for education and social gaming platforms. Comfortable across backend, frontend, and batch systems (Rails, Python, Java, Node.js), he brings practical DevOps sensibilities to application engineering. Based in Chiyoda, Japan, he pairs hands-on coding with process improvements that reduce operational friction and improve delivery velocity.
14 years of coding experience
13 years of employment as a software developer
学士, 知能情報システム, 学士, 知能情報システム at 佐賀大学 / Saga University
Japanese
Github Skills (32)
modular10
bootstrap10
css10
uikit10
tabler9
dashboard9
searching9
sass9
search-interface9
jekyll9
html9
activemodel8
github-services8
ruby7
rails7
Programming languages (8)
Github contributions (5)
hachi-eiji/sandbox-todo-app
Oct 2016 - Feb 2023
toy application
Contributions:186 PRs, 260 pushes, 184 branches in 6 years 4 months
reactrailstoyangulartypescript
hachi-eiji/dot-files
Jan 2015 - Jan 2023
Contributions:234 pushes, 6 issues in 8 years 1 month
dottmuxdot-filesmacdotfiles
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