Applied Scientist, Ads Econ

Amazon Advertising is one of Amazon's fastest growing and most profitable businesses. Our products are used daily to surface new selection and provide customers a wider set of product choices along their shopping journeys. The business is focused on generating value for shoppers as well as advertisers. Our team uses a combination of econometrics, machine learning, and data science to build disruptive products for all our Advertising products.

We also generate insights to guide Amazon Advertising strategy, providing direct support to senior leadership.

• Build full life‑cycle machine learning solutions; build models and perform data analysis to deliver scalable solutions to business problems.
• Scale ad performance insights through agentic systems/LLMs.
• Perform hands‑on analysis and modeling with enormous data sets to develop insights that increase traffic monetization and merchandise sales without compromising shopper experience.
• Work closely with software engineers on detailed requirements to product ionize the ML models you build.
• Run A/B experiments that affect hundreds of millions of customers, evaluate the impact of your optimizations and communicate your results to various business stakeholders.
• Establish scalable, efficient, automated processes for large‑scale data analysis, machine‑learning model development, model validation and serving.
• Research innovative machine learning approaches.

Why you will love this opportunity:
Amazon is investing heavily in building a world‑class advertising business. This team defines and delivers a collection of advertising products that drive discovery and sales. Our solutions generate billions in revenue and drive long‑term growth for Amazon’s Retail and Marketplace businesses. We deliver billions of ad impressions, millions of clicks daily, and break fresh ground to create world‑class products. We are a highly motivated, collaborative, and fun‑loving team with an entrepreneurial spirit - with a broad mandate to experiment and innovate.

You will invent new experiences and influence customer‑facing shopping experiences to help suppliers grow their retail business and the auction dynamics that leverage native advertising; this is your opportunity to work within the fastest‑growing businesses across all of Amazon! Define a long‑term science vision for our advertising business, driven from our customers' needs, translating that direction into specific plans for research and applied scientists, as well as engineering and product teams.

This role combines science leadership, organizational ability, technical strength, product focus, and business understanding.

• PhD or equivalent Master's Degree plus 4+ years of experience in CS, CE, ML or related field.
• 3+ years of experience building machine learning models for business application.
• Experience programming in Python or related language.
• Experience programming in Java, C++, Python or related language.
• Experience in algorithms and data structures, parsing, numerical optimization, data mining, parallel and distributed computing, high‑performance computing.
• Experience in patents or publications at top‑tier peer‑reviewed conferences or journals.

• Experience using Unix/Linux.
• Experience in professional software development.
• PhD.

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…