James Walker, PhDAvoxy Technologies

Work

Outcome first, stack second.

Case studies from founding-engineer and CTO work, plus live products I run. The pattern is the same each time: prove the idea works, then build it to survive real users.

Live products

Products I built and run on my own time — proof I ship end-to-end, not just advise.

3 live

UK Venue Discovery

Comprehensive UK directory for booking village halls, community centres, and hireable venues — 13k venues, 120k+ monthly visitors, free to search.

13k venues · 120k monthly visitors

How I built itVisit

Synthetic Data Marketplace

Synthetic data marketplace — 2,000+ AI-generated datasets across 19 categories, serving 2,000+ registered users for AI training, software testing, and development.

2,000+ users · 2,000+ datasets

How I built itVisit

AI Content Repurposing Platform

AI platform that transforms one podcast episode into 30+ branded content assets across 13+ platforms via 11 specialised agents — replacing six standalone tools.

30+ assets per episode

How I built itVisit

Every one of these has a story behind the metric.

Some of them I've told out loud, on other people's podcasts. The rest you'll have to ask about.