Full-stack developer in Japan
I build maintainable web applications, internal tools, and delivery systems, choosing the stack around the problem: Rails where it fits, plus Java, JavaScript, TypeScript, and pragmatic DevOps.
I like improving existing applications, building practical product features, and automating delivery so teams can move with less friction.
Blog
Notes on software, delivery, training, and the work of building things with care.
October 06, 2024
A rainy, windy race day, a week disrupted by COVID, and a painful battle through the bike and run—yet still a personal breakthrough. Here is my race report from the 2024 Kujukuri Triathlon (99T), where I finished 16th overall and 3rd in my age group.
6 min
June 23, 2024
A stormy race day, a shortened course, two dropped bottles, and a near crash on the descent—this year’s Suwako 8 Peaks Triathlon was anything but smooth. Still, after a difficult week of illness and uncertainty, I came away with a race I can be proud of.
5 min
May 26, 2024
After months of disrupted training, injury setbacks, and a last-minute allergic reaction, just making it to the start line already felt like a small victory. What followed at Tateyama Wakashio Triathlon 2024 was one of my strongest races yet—and a new personal best.
6 min
Projects
Selected projects, product experiments, and software I have shaped over the years.
Rails product development, workflow automation, and maintainable delivery
Production Rails product work for tax and workflow support
Personal site and React playground
Personal portfolio site
Single-page website for the Hinode-Yoga-Circle
Website for my beloved Yoga-Circle
From adding port constants, to writing a CYBOP-DocGenerator, to implementing CMake/CPack
Owner and Administrator of this Project is Prof. Dr. Heller
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