Sean Duncombe.

I build the systems
businesses run on.

AI-assisted operational systems, workflow orchestration, and business automation—built to survive production, not the demo.

Projects

All projects →

Each is a system running in production, documented as a full engineering record — its components, the decisions taken while building it, and a retrospective. Open one and explore how it was built.

01

Replacing Typeform, Calendly & Zapier with One Booking Platform

A production booking workflow on Google Workspace — Google Calendar, Google Sheets, and a custom frontend — double-booking-proof and idempotent under retries.

In production
Updated Jul 2026
Google Calendar API · Sheets API · Nuxt

Build your next operational system.

I design and build AI-assisted workflow orchestration, internal platforms, and business automation that become part of how a company operates — not another disconnected SaaS subscription.

Book a call →

Prefer to look around first? Browse the projects.