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Principal Applied Scientist, Prime AI/ML Science

Seattle, Washington, United States💼 Full-time💰 $198,900–$269,000🗓 2026-07-24 → 2026-09-26

Core

Architecting next-generation Gen AI/LLM foundation models to predict Prime customer long-term behavior and optimize personalization across all touchpoints.

Role type

Principal Applied Scientist (Gen AI/LLM)

Builds

Scalable personalization systems, real-time ranking systems, and foundational Gen AI models for Amazon Prime.

Domain

E-commerce, Subscription services, Generative AI, Large Language Models

Deliverable

production ML models

Required skills

Predictive modeling, Gen AI/LLM architecture, Transformer models, Real-time ranking systems, Algorithm design, Java, C++, Python, Team leadership, Mentoring

Preferred skills

Novel algorithm development, State-of-the-art research, Peer-reviewed publications, Complexity analysis

Technologies

Java, C++, Python, Transformers, LLMs

Responsibilities

Define science strategy for cross-cutting organization, Architect Gen AI/LLM foundation models, Build scalable real-time ranking systems, Lead and mentor scientists and engineers, Optimize customer experience via personalization

Seniority

Principal, strategy & mentorship

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