Work

Real projects: what we built, kept alive, and got right. Some public product names and screenshots are shown with permission. Further details and references are available where disclosure is permitted, including under NDA.

Ongoing

Suiki Agent service architecture with Sentry, GitHub, Cloudflare, Grok and Slack logos
Service architecture overview · investigation, drafts, human review and Slack notifications

Suiki Agent

Internal operations platform Ongoing

An autonomous operations agent that watches production signals, investigates, and prepares proposals and draft pull requests. Draft creation can be automatic within configured limits; changes remain available for human review.

AI Operations Agent

Prokul

Ongoing

The production database moved from the legacy release, PostgreSQL 13, to the current release, PostgreSQL 16, without stopping the service. From June to August, usage cost was 31% lower.

Legacy Modernisation
A strongly blurred preview of the unpublished Profile Renewal design
Ongoing design sample · unpublished · strongly blurred

Profile Renewal: A Full Rebuild, Driven by Real Usage

Japanese web services company Ongoing

Leading the full renewal of the same long-running platform. We audited every one of its 200+ features against real production access logs to decide what to keep, cut, or redesign, so the rebuild is scoped by evidence, not guesswork.

Legacy Modernisation
Profile public homepage
Public homepage · October 2026

Profile: Keeping a Live Platform Alive

Japanese web services company Ongoing maintenance (since 2025)

A 15-year-old subscription platform with a live, paying subscriber base, hundreds of features, and thousands of commits from many past hands. We keep it running, secure, and billing-accurate. Our responsibilities include incident response, security fixes and billing-data integrity.

Legacy Modernisation
CommentNow public homepage
Public homepage · October 2026

CommentNow

Japanese media-tech company (B2B) Initial build: 6 months · Ongoing

An expert-commentary platform for news publishers, designed, built, and shipped to production by a small AI-augmented team. 30+ features delivered, with senior-level security and infrastructure review.

Full-Stack Development

Past