PyCon 2016 in Portland, Or
hills next to breadcrumb illustration

Dan Callahan

Dan Callahan

Dan Callahan is a Staff Software Engineer in Mozilla's Developer Relations team, where he focuses on the Firefox Developer Tools. Dan previously worked on the Mozilla Persona project, an attempt at replacing passwords with user friendly public key cryptography built on open web standards. Dan tweets as @callahad and swears he has every intention to blog at


The New Mobile Web: Service Worker, Push, and App Manifests

Tuesday 10:50 a.m.–11:20 a.m. in Portland Ballroom 251 & 258