Yuki Oinuma
Software Engineer at LiNKX Inc.
Yamato, Japan
Summary
👤
Senior🎓
Top SchoolYuki Oinuma is a versatile full-stack software engineer with nine years of experience building Fintech and consumer platforms, currently developing BaaS payment services and CMS tooling at LiNKX, Inc. He brings deep hands-on expertise across Kotlin/Spring Boot, TypeScript, Python, Ruby on Rails, and modern front-end frameworks, and has shipped end-to-end services including SDKs, JPKI/FIDO authentication proofs, and Azure CI/CD pipelines. As a former lead engineer at CAMPFIRE and co-founder of tomoshibi (acquired via M&A), he combines startup instincts with product-minded engineering and strong attention to API design and reliability. He also contributes as a side full-stack developer using DDD and FastAPI, and is actively expanding into Go and Rust while improving English to pursue global roles. An early career focus on cross-border eCommerce and tooling (including RPA and Chrome extensions) explains his pragmatic approach to solving operational challenges at scale.
9 years of coding experience
7 years of employment as a software developer
Bachelor of Computer Applications - BCA, Bachelor of Computer Applications - BCA at University of the PeopleBachelor of Business Administration - BBA, Bachelor of Business Administration - BBA at 横浜市立大学
Japanese, English
Github Skills (53)
emacs9
vim9
cli9
command-line-tool9
macos8
homebrew8
spacemacs8
administration8
emacs-lsp8
binaries8
melpa8
sublime6
sublime-text6
ruby-client5
payment5
Programming languages (7)
Github contributions (5)
pyonk/qmk_firmware
Jul 2019 - Mar 2024
keyboard controller firmware for Atmel AVR and ARM USB families
Contributions:11 pushes in 4 years 8 months
controllerfirmwareavratmelusb
pyonk/blog
Jul 2016 - Jun 2024
Contributions:199 pushes, 3 branches in 8 years
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