Amazon
Principal Applied Scientist, Prime AI/ML Science
$199K–$269K
Seattle, WA · Principal · Full-time · Posted Jul 24, 2026
- Experience
- 5+ years of hands-on predictive modeling and analysis; preferred: 10+ years of relevant work in industry or academia.
- Education
- PhD in Electrical Engineering, Computer Science, Mathematics, or a related technical field.
About the job
Leads science strategy and develops AI/ML personalization systems that model Prime customer behavior and intent, optimize customer experiences, and support long-term member value.
What you'll do
- Define science strategy and partner with product owners to set the vision and roadmap.
- Develop scalable customer representations, ranking systems, and personalization capabilities.
- Lead and mentor scientists and drive cross-team science outcomes.
What they ask for
- PhD in Electrical Engineering, Computer Science, Mathematics, or a related technical field.
- 5+ years of hands-on predictive modeling and analysis experience.
- Experience translating informal customer requirements into problem definitions amid ambiguity and competing objectives.
- Programming experience in Java, C++, Python or a related language; experience leading experienced scientists and developing junior members.
Nice to have
- 10+ years of relevant industry or academic experience.
- Knowledge of algorithm design and complexity analysis, novel algorithms, or peer-reviewed contributions in premier journals and conferences.
Pay
198,900.00 - 269,000.00 USD annually (base salary)
Tools
Java, C++, Python, Gen AI, LLM, transformer
AI focus
Build Gen AI/LLM-based foundation models and transformer architectures to represent customer intent and preferences, and develop real-time, multi-objective ranking and personalization systems.
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