Naoto Hamada
ソフトウェアエンジニア at Findy Inc
Chiyoda, Japan
Summary
👤
Senior🎓
Top SchoolNaoto Hamada is a seasoned software engineer based in Chiyoda with 10 years of experience building high-traffic web products using Ruby on Rails, React, TypeScript, Python, and cloud platforms (AWS/GCP). He has shipped backend-heavy features and led teams at large-scale services like 食べログ, handling performance-sensitive designs for hundreds of millions of records and zero-downtime releases. More recently he’s worked full-stack at VISITS and Findy, combining GraphQL-driven React frontends with Rails backends in production while exploring Next.js/Firebase personal projects. As an engineering manager he has coached teams, conducted hiring and 1:1s, and strengthened engineering processes—yet remains deeply hands-on in implementation and infra. He’s actively focused on improving both input (learning) and output (sharing), signaling a continuous drive to grow technically and communicate knowledge.
10 years of coding experience
3 years of employment as a software developer
理工学部, 理工学部 at 中央大学
Github Skills (34)
rspec10
notification10
ruby9
rails9
slack9
sketchup8
rubyzip8
ruby-on-rails8
typescript8
messaging-api7
documents6
mruby6
react6
api6
eslint6
Programming languages (5)
Github contributions (5)
ham0215/graphql_samples
Sep 2019 - Feb 2021
samples using graphql-ruby
Contributions:29 PRs, 123 pushes, 29 branches in 1 year 5 months
railsgraphql-rubyrubygraphql
ham0215/keiba-post
Jan 2021 - Jan 2025
競馬予想投稿サイト
Contributions:2 reviews, 359 PRs, 432 pushes in 4 years
firestorefirebasejavascriptvercelfirebase-auth
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