Jeff Geerling
Acquia, Inc.
Jeff's been using Drupal since 4.7.x in 2005, and has been a full-time Drupal developer since 2008. He's more focused on infrastructure and back-end development, but takes an interest in anything.
Jeff is one of the organizers of the St. Louis Drupal Users Group, as well as the Ansible St. Louis Meetup, and is the author of Ansible for DevOps.