Nojima Yoshikazu
Principal Technical Support Engineer at Red Hat
Tokyo, Japan
Summary
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RockstarNojima Yoshikazu is a Principal Technical Support Engineer at Red Hat with 16 years of experience building and supporting cloud and security-focused systems from Tokyo. He combines deep hands-on engineering—contributing to projects like Quarkus (notably the security-webauthn extension) and Apache CloudStack—with frontline support expertise, bridging developer needs and production reliability. His open-source work shows a strong focus on secure authentication flows and network virtualization (VXLAN) for KVM, reflecting both application- and infra-level proficiency. A long-term Apache CloudStack committer, he brings practical knowledge of large-scale IaaS internals and deployment troubleshooting. Colleagues rely on him for pragmatic bug fixes, refactors, and UI-to-backend fixes that improve security and operability. He’s as comfortable editing website markup as he is redesigning cookie and registration logic—a versatile engineer who moves between code, support, and community stewardship.
16 years of coding experience
13 years of employment as a software developer
Github Skills (26)
vxlan10
kvm10
website-development10
cloud-computing10
webauthn10
apache-cloudstack10
networking10
java10
security10
javas10
infrastructure10
virtualization10
html10
python9
apidoc9
Programming languages (15)
Github contributions (5)
quarkusio/quarkusio.github.io
Feb 2021 - May 2022
Website for Quarkus project
Role in this project:
Front-end Developer
Front-end DeveloperContributions:11 commits, 18 PRs, 12 comments in 1 year 3 months
Contributions summary:Nojima primarily contributed to the website's front-end by correcting markup errors, fixing typos, and replacing old attributes. Their work involved modifications to HTML files and layouts, specifically targeting content and presentation. The user addressed issues with the website's structure and corrected broken HTML elements, improving the site's overall functionality and user experience.
quarkus
quarkusio/quarkus
Mar 2021 - Sep 2022
Quarkus: Supersonic Subatomic Java.
Role in this project:Back-end Developer
Back-end DeveloperContributions:20 reviews, 18 commits, 28 PRs in 1 year 5 months
Contributions summary:Nojima primarily contributed to the `security-webauthn` extension within the Quarkus framework. They made several changes related to WebAuthn implementation, including fixing challenges, handling user parameters in registration and login, and modifying endpoints from POST to GET. Moreover, the user focused on refactoring cookie-handling logic and refactoring of user parameters within the registration process. These contributions demonstrate a focus on improving the security and functionality of the WebAuthn integration.
javaquarkuskubernetescloud-nativereactive
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