Josuke Iwata is a full‑stack engineer based in Chiba with nine years of experience building web and mobile applications, currently focusing on Ruby on Rails, ES2015, React/Redux, Docker and AWS for a Japanese startup. He transitioned from a strong Android/Kotlin background at Sansan to lead development of a goal‑management web service, bringing mobile-first thinking to web UX and performance. His early career in Java/XML and diverse exposure to C/C#, Delphi, PHP and front-end tech gives him pragmatic versatility across stacks and legacy integrations. Comfortable shipping features in cloud environments, he combines hands‑on coding with pragmatic architecture choices to move products quickly. Colleagues know him for bridging mobile and web teams and for translating long‑running platform constraints into maintainable solutions.
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Josuke Iwata - Rails React AWS エンジニア at 日本のスタートアップ企業