Job ID: 10413820 | Amazon Digital UK LimitedAre you excited about using econometrics, experimentation, and machine learning to impact real-world business decisions? We are looking for an Economist II to work on challenging problems at the intersection of causal inference and machine learning for Prime Video Ads. You will design experiments, build econometric and ML models, and translate findings into decisions that shape how millions of customers experience advertising on Prime Video.If you have a deeply quantitative approach to problem-solving, enjoy building and implementing models end-to-end, and want to work on problems where rigorous economics meets production-scale ML, we want to talk to you.Responsibilities- Design, execute, and analyze experiments to measure the impact of ad policies on customer behavior and business outcomes- Develop causal inference models (experimental and observational) to estimate short- and long-term effects of strategic initiatives- Collaborate with scientists, engineers, and product teams to deliver measurable business impact- Influence business leaders based on empirical findingsBasic Qualifications- PhD in Economics, Statistics, or a related quantitative field- 2+ years of post-PhD work experience, ideally in industry- Experience distilling informal customer requirements into problem definitions, dealing with ambiguity and competing objectives- Proficiency in Python, R, or similarPreferred Qualifications- Experience with heterogeneous treatment effect estimation (causal forests, meta-learners, or similar)- Familiarity with structural demand models or discrete choice frameworks- Track record of translating research into business decisions in an industry setting- Experience with experimentation platforms or A/B testing at scaleAmazon is an equal opportunities employer. We believe passionately that employing a diverse workforce is central to our success. We make recruiting decisions based on your experience and skills. We value your passion to discover, invent, simplify and build. Protecting your privacy and the security of your data is a longstanding top priority for Amazon. Please consult our Privacy Notice to know more about how we collect, use and transfer the personal data of our candidates.Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.Location: ES, Community of Madrid, Madrid#J-18808-Ljbffr