Katsuhisa Hata
CEO at Freelance
Osaka, Japan
Summary
👤
Senior🎓
Top SchoolKatsuhisa Hata is a CEO and full-stack developer based in Osaka with nine years of experience building web and blockchain applications across PHP, JavaScript/TypeScript, Go, and Solidity. He runs 株式会社Cloud while freelancing, delivering end-to-end systems using frameworks like Laravel, Vue/Nuxt, React/Next, Gin, and hardhat alongside databases such as MySQL, MongoDB, and Spanner. Comfortable across cloud tooling (AWS, Alchemy) and GraphQL, he blends traditional backend expertise with modern blockchain and smart contract development. A former chef who transitioned into tech via TechAcademy, he brings practical problem-solving, operational grit, and a hands-on CEO perspective to product delivery.
9 years of coding experience
2 years of employment as a software developer
Cyfrin UpdraftWeb programming, Web programming at TechAcademyCar mechanic licence, Car mechanic, Car mechanic licence, Car mechanic at Honda technical college Kansai
English, Japanese
Github Skills (9)
gutenberg-blocks7
wordpress5
wordpress-plugin5
geocoding5
highlighting4
syntax-highlighting4
vscode3
gutenberg3
typescript2
Programming languages (8)
Github contributions (5)
keesmark/enshare-rails
Sep 2019 - Nov 2019
Contributions:113 commits, 26 PRs, 98 pushes in 2 months
keesmark/video-backend
Jul 2020 - Jul 2020
Contributions:4 PRs, 32 pushes, 3 branches in 5 days
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