Securing access to Wikimedia sites with HTTPS 12 June 2015 by Yana Welinder, Victoria Baranetskyand Brandon Black
Wikimedia’s Road to Bugzilla 4.4 (How we puppetized, upgraded and moved Bugzilla to another server) 28 March 2014 by Andre Klapper
Buggin’ out! How the Wikimedia Foundation triages and fixes software bugs 3 July 2013 by Donna Peterson