Seito Hirai
Application Engineer
Osaka, Japan
Summary
👤
Senior🎓
Top SchoolSeito Hirai is an application engineer based in Osaka with 9 years in software engineering and a strong focus on frontend development using React and TypeScript. He pairs production experience in modern web stacks with backend familiarity (Express, TypeORM, Java) and container/CI tooling like Docker, GitHub Actions, and Jenkins. Actively pursuing frontend specialization, he invests in accessibility and new languages, having explored Rust and Elm outside of production. His open-source contributions include stabilizing authentication and credential handling in the widely used watson-developer-cloud Java SDK, reflecting attention to reliability and security. Currently contributing across multiple companies, Seito blends practical shipping experience with curiosity-driven experimentation to improve developer-facing systems.
9 years of coding experience
Bachelor's degree, Mechanical Engineering, Bachelor's degree, Mechanical Engineering at Osaka Institute of Technology
Github Skills (12)
ibm-watson10
watson10
javas10
user-authentication10
authentication10
sdk10
java10
apidoc9
api9
ias8
gradle7
gradlew7
Programming languages (8)
Github contributions (5)
watson-developer-cloud/java-sdk
Jan 2019 - Jan 2019
:1st_place_medal: Java SDK to use the IBM Watson services.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:6 commits, 3 PRs, 1 comment in 1 day
Contributions summary:Seito primarily focused on debugging and improving the authentication and credential handling within the Java SDK. They fixed bugs related to different authentication methods when using VCAP services and refactored code to clear IAM credentials. Additionally, the user contributed to the credential retrieval process, introducing new methods to handle credential files. Their work improved the stability and flexibility of the SDK's authentication mechanisms.
placegradleibm-cloudsdkmedal
amanoese/muscular
Aug 2019 - Apr 2020
筋肉の力は最高のパワーであることを表現するためのコマンド
Contributions:76 commits, 17 PRs, 46 pushes in 7 months
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