Ryo Okubo
Engineering Manager at Ubie, Inc.
Tokyo, Japan
Summary
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RockstarRyo Okubo is an Engineering Manager based in Tokyo with 13 years of software engineering experience, blending hands-on backend development with team leadership. He has practical expertise in performance-focused server extensions, notably contributing to ngx_mruby by adding fiber-based mruby execution and asynchronous primitives to improve nonblocking behavior. Comfortable navigating build and deployment complexities, he has implemented linker-flag configuration via environment variables to streamline builds. Ryo pairs pragmatic engineering with an eye for low-level efficiency, making him effective at optimizing runtime and developer workflows. As a manager he translates deep technical insights into coaching and delivery, helping teams ship reliable, high-performance systems. Fluent in both code and coordination, he excels at bridging legacy server tech and modern async architectures.
12 years of coding experience
Github Skills (6)
asynchronous10
nginx10
mruby10
async10
c119
c179
Programming languages (13)
Github contributions (5)
matsumotory/ngx_mruby
Sep 2017 - Sep 2017
ngx_mruby - A Fast and Memory-Efficient Web Server Extension Mechanism Using Scripting Language mruby for nginx
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5 commits, 3 PRs, 4 comments in 16 days
Contributions summary:Ryo primarily focused on enhancing the `ngx_mruby` project, a web server extension using mruby. Their contributions included enabling the configuration of linker flags via environment variables, a modification related to build processes. Furthermore, the user implemented functionality to run mruby code within fibers and added an asynchronous sleep function. This enhancement indicates a focus on improving the project's asynchronous capabilities and overall performance.
nginxmechanismmemoryscriptingweb-server
syucream/hpack-spec-ja
Jan 2015 - Nov 2015
Contributions:79 commits, 2 PRs, 42 pushes in 10 months
translationhpackjapanesespec
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