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Engineering in the open

Ryan Duffy

Site reliability engineer who builds AI infrastructure. A global network by day, a self-hosted AI platform by night — and the decisions written down along the way.

400 days building Rootweaver Since

Latest from the journal

An engineer checks paper index strips in a vast night archive, with the full records still on the shelves.

Season 4, Episode 11

The Dreaming Loop

A YouTube video sparked an idea for Claude memory maintenance, followed by the work of making it useful and checking what it proved.

Read the episode 17 minutes

Latest updates

1 website commit Website · WK·42

1 commit — Merge pull request #23 from rduffyuk/codex/vw-2170-s4e11-publication

Publication dates and public build notes. Journal entries describe earlier work. “Merged” does not confirm a live deployment.

The project behind the writing

Rootweaver

My independent AI engineering platform. Coding tools, persistent memory, searchable knowledge and code relationships, connected with signed provenance.

I design and operate it with AI-assisted development.