The Marketing Data Science & Analytics (MDSA) team is Instacart''s analytical engine for Paid Media, SEO, and Retailer Marketing - partnering with channel leaders, Finance, and senior marketing leadership to ensure every investment dollar is guided by rigorous, causal measurement. The team owns paid channel analytics, incrementality testing, goal-setting and pacing, LTV-based optimization, and a marketing measurement roadmap anchored on Media Mix Modeling, Experiments, LTV & Touchpoints - Instacart''s evolving single source of truth for marketing impact.