Results-driven E-Commerce and Retail Media leader with 9+ years scaling growth across Amazon, Walmart Connect, Target Roundel, and Criteo in US, CA, EU, JP, and IN markets. Managed $8M+ lifetime ad portfolios and $250K–$400K monthly budgets, delivering up to 72% performance growth and 30%+ revenue lifts. Hands-on expert across Amazon PPC (SP/SB/SBV/SD), Amazon DSP, and AMC for audience insights and attribution. End-to-end ownership of campaign structure, bid/budget strategy, ranking, and profitability scaling. Proven at improving TACoS/ACoS, ROAS, and Share of Voice while building long-term client partnerships in agency environments managing multi-client portfolios and retention-focused growth.