Client work delivered from Oita, Japan, and the things I build on my own time. Names are withheld where the system is internal or under agreement.
Public Sector
GIS and public safety portal monitoring land-use and embankment safety regulations, with isolated network layers meeting public-sector data standards.
Publicly launched municipal platform
Enterprise
High-availability equipment tracking and asset lifecycle system, consolidating scattered inventory workflows into one dashboard and cutting physical asset loss.
Internal enterprise system — not publicly linkable
Enterprise
Core management engine for a leading digital mapping provider, moving spatial data pipelines onto containerised microservices for rapid processing.
Internal enterprise system — not publicly linkable
Public Sector
Community-building portal connecting local organisations with volunteers, with SEO-focused public pages and streamlined coordination workflows.
Publicly launched municipal platform
Mobile · Public Sector
Official iOS client for a city-wide smart-city app, with local caching that keeps civic calendars and event listings readable offline and loading fast during high-traffic announcements.
Publicly launched municipal platform
Web App
Intercom web application built in Svelte, with the reactive UI layer handled in plain JavaScript.
Public Sector
Multi-tenant digital gift voucher (商品券) platform spanning several regional municipalities, securing high-volume ledger transactions with managed cryptographic keys.
Publicly launched municipal platform
Enterprise
Internal logistics tool logging office supplies and IT equipment across several workspaces, so every item's current location and holder stay traceable.
Internal enterprise system — not publicly linkable
Side projects and the builds I learned on. Source is public.
A live community site for Nepalis living in Oita and Beppu — events, notices and local guidance, with the data layer written as PostgreSQL procedures rather than pushed into the app.
Live site SourceMy own blog on Django, where I write up what I'm learning. Build and deploy steps are wrapped in a Makefile so publishing a post is a single command.
Live site SourceThe site you're reading. No framework and no build step — hand-written HTML, CSS and vanilla JavaScript, with every animation done in the browser rather than pulled from a library.
Source