Mark Ethan Trostler has been writing and testing code for more than 20 years at startups (IPivot) and large corporations (Qualcomm, Intel, Redback Networks, Juniper Networks, Yahoo, and currently Google). Previously, as a Senior Principal Front End Engineer on the Yahoo! Mail team, he helped spearhead testing and quality for the latest rewrite of Yahoo! Mail. He's currently employed by Google as a Software Engineer in Test with the Ads team helping to ensure an excellent experience for their customers. He's spoken at several internal and external conferences (Yahoo TechPulse 2010 and 2011, Yah...