Jeff Dickey is a San Francisco based web/mobile engineer. He's worked with various firms and startups to build products and scale platforms. Currently he is working with Tapjoy, scaling one of the largest Rails platforms in the world. He also advises startup firms on how best to design their architecture, structure their teams, and manage their projects.
He is active in the open source community and has provided contributions to various projects, including Ruby on Rails. He also writes on his blog at http://dickey.xxx.