Kei Hosoya
Software Engineer at CASIO COMPUTER CO., LTD
Kanagawa Prefecture, Japan
Summary
👤
Senior🎓
Top SchoolKei Hosoya is a versatile software engineer with 12 years at Casio, bridging hardware-focused manufacturing and full-stack software delivery across servers, clients, and infrastructure. He designs GraphQL APIs and data structures, builds OpenID Connect/OAuth2-enabled Flutter SDKs, and operates two global 24/7 systems from a 100% remote role. His stack spans Apollo Server (Node.js), Rails, ASP.NET, AWS/GCP, Kubernetes, Terraform, and Python for tooling and self-taught ML work. Early-career experience includes end-to-end system development and leading a new-business development team, and he has also driven internal programs to boost engineer motivation while participating as an independent security researcher on GitHub. Trained in physical systems (MSc), he combines rigorous problem-solving with pragmatic production engineering in distributed, always-on environments.
12 years of coding experience
修士, 物理システム, 修士, 物理システム at 東京農工大学
Github Skills (7)
lang5
rust4
latex3
tex3
rust-lang2
vim1
zsh1
Programming languages (3)
Github contributions (5)
rizaudo/Conditional-DRAGAN
Oct 2017 - Aug 2018
Contributions:18 commits, 5 pushes in 10 months
rizaudo/rustlings-answers
Jan 2020 - Jul 2020
my solutions for the rustlings exercises! (https://github.com/rust-lang/rustlings)
Contributions:2 commits, 1 PR, 1 push in 6 months
rustlangrustlingsrustlings-solutionrust-lang
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