3,536 River-coauthored pull requests merged in that window.
Burke LibbeyPrincipal Engineer · Practitioner, 
Shopify
Post: Under the River, Shopify engineering blog, May 28, 2026.
- 3,536 agent prs, 30 days to about 2026-05. Level not stated
Burke Libbey
Principal Engineer, Shopify.
Shopify engineering blog author since 2020 (posts on Nix and developer tooling; 2026 post "Under the River").
Why their word counts: Engineer on the infrastructure behind River writing about Libbey's own team's system; the post is the company's own publication.
Profile from this source, checked 2026-10-19.
In their words
Mode · Automation: PR review. Durable session, woken by an external system, often no human in the loop.
Burke LibbeyPrincipal Engineer · Practitioner, Shopify
Post: Under the River, Shopify engineering blog, May 28, 2026.
In a recent 30 day period: 59,918 River sessions happened in 5,170 Slack channels, touching the work of 7,000+ people inside the company
Burke LibbeyPrincipal Engineer · Practitioner, Shopify
Post: Under the River, Shopify engineering blog, May 28, 2026.