Upgrading GitHub and improving Rails with Eileen Uchitelle

Eileen Uchitelle is a Senior Systems Engineer at GitHub and a member of the Rails Core Team. They recently upgraded GitHub two major versions to the latest Rails. How do you manage such a large upgrade and the technical debt underneath - with no downtime? How do you also move improvements in GitHub's own branch upstream into Rails so everyone can benefit! Eileen explains it all to Scott in this episode.

• Upgrading GitHub from Rails 3.2 to 5.2