(preferred) in Computer Science, Mathematics, Statistics, Operations Research or other quantitative field 3 - 5+ years of experience building, evaluating and deploying machine learning models at scale with expertise in one of the following domains – Recommendation systems, Fraud Detection, personalization, Marketing Science (Attribution, Customer LTV, Propensity, uplift models) Experience in using advanced statistical techniques for experiment design (AB and multi-cell testing) and causal inference methods for understanding business impact