Proven SEO experienceProven SEM experience managing PPC campaigns across Google, Yahoo, and Bing.Solid understanding of performance marketing, conversion, and online customer acquisitionIn-depth experience with website analytics tools (e.g, Google Analytics, NetInsight, Omniture, WebTrends)Experience with bid management tools (e.g., Click Equations, Marin, Kenshoo, Search Ignite)Experience with A/B and multivariate experimentsWorking knowledge of HTML, CSS, and JavaScript development and constraintsKnowledge of ranking factors and search engine algorithms