Principal Data Scientist, Core Shopping Data Science

Every day, hundreds of millions of customers arrive on Amazon's Homepage, search for a product, and land on a detail page. Along the way, some of what we show them is irrelevant — a recommendation that Basic qualifications: You bring a graduate degree in a quantitative field — statistics, computer science, economics, operations research, or similar — or equivalent depth built through experience, along with substantial industry experience as a data scientist, including a track record of technical leadership on ambiguous, high-visibility problems. You are fluent in statistical inference, experimental design, and sampling methodology, and you write production-quality code in Python and SQL. You have owned metrics that other organizations made decisions with, and you have defended them under scrutiny. Preferred: We are especially interested in candidates who have evaluated large language models as judges or annotators and understand where that approach fails; who have driven measurement alignment across organizations with genuinely competing incentives; and who have built the tooling that made their own analysis reproducible for others. Experience with e-commerce search, recommendations, or advertising quality is valuable, as is a history of communicating quantitative findings to senior executives in writing. Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status. Los Angeles County applicants: Job duties for this position include: work safely and cooperatively with other employees, supervisors, and staff; adhere to standards of excellence despite stressful conditions; communicate effectively and respectfully with employees, supervisors, and staff to ensure exceptional customer service; and follow all federal, state, and local laws and Company policies. Criminal history may have a direct, adverse, and negative relationship with some of the material job duties of this position. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness and professionalism, and safeguard business operations and the Company’s reputation. Pursuant to the Los Angeles County Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records. Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner. The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at https://amazon.jobs/en/benefits . USA, CA, Palo Alto - 217,800.00 - 294,700.00 USD annually USA, WA, Seattle - 189,400.00 - 256,200.00 USD annually