Amazon
Principal Applied Scientist, CX Science
$229K–$309K
Santa Clara, CA · Principal · Full-time · Posted Sep 8, 2026
- Experience
- 5+ years required; 10+ years preferred.
- Education
- PhD in Electrical Engineering, Computer Science, Mathematics, or a related technical field.
About the job
Develop novel algorithms and machine learning techniques for conversational AI, language understanding, and generative AI systems that improve customer experiences.
What you'll do
- Build and advance conversational AI systems, including NLU, dialog management, and LLM-based applications.
- Develop novel algorithms and modeling techniques using customer and other data at scale.
- Lead experienced scientists and support the development of junior team members.
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 and handling ambiguity and competing objectives.
- Programming experience in Java, C++, Python, or a related language.
Nice to have
- 10+ years of relevant work in industry or academia.
- Knowledge of algorithm design and complexity analysis, novel algorithm development, or peer-reviewed scientific contributions in premier journals and conferences.
Pay
228,700.00 - 309,400.00 USD annually (base salary)
Tools
Java, C++, Python, Natural Language Understanding (NLU), Dialog Systems, Large Language Models (LLMs), Generative AI, Applied Machine Learning (ML)
AI focus
Develop conversational AI and generative AI systems, including NLU, dialog management, and LLMs; create novel algorithms and modeling techniques.
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