Burke Libbey

Burke Libbey is a senior production engineer at Shopify who specializes in developer infrastructure and tooling.1 2 Some key points about Burke Libbey:

Role at Shopify

He works on the developer infrastructure team at Shopify as a staff "Nixologist" and senior production engineer.1
Burke has been heavily involved in Shopify's adoption of Nix, a package manager and system configuration tool, for rebuilding their developer tooling.1 2

Expertise

He is considered an expert on Nix at Shopify, having worked extensively with it for over a year and a half.1
Burke gives presentations and writes blog posts explaining Nix and how Shopify uses it to improve their development workflows.2 3

Online Presence

He maintains an active Twitter account under the username @burkelibbey.4
Burke has a GitHub profile (github.com/burke) where he contributes to various projects.5
He has a YouTube channel where he posts videos on topics like Nix and software development.6

Background

Burke describes himself as an "entropy gardener" and studied Bachelor of Science.
He is based in Westport, Ontario, Canada.5

While I don't have direct information about his LinkedIn username, based on the query and his other online profiles, it's likely that his LinkedIn username is indeed burkelibbey, matching his Twitter handle.