Amazon
Applied Scientist III, Foundation AI Assets (FAI)
$167K–$226K
Boston, MA · Full-time · Posted Oct 15, 2026
- Experience
- 6+ years of applied research experience with a Master's degree; alternatively, a PhD. Also requires 3+ years of experience building machine learning models for business applications.
- Education
- PhD, or Master's degree and 6+ years of applied research experience.
About the job
Conduct applied research and develop techniques, RL Gyms, and foundational models to advance LLMs and GenAI for customer-facing products and services.
What you'll do
- Support development of RL Gyms and assess their usefulness for advancing frontier models.
- Build techniques to advance the state of the art with LLMs and support foundational model development.
- Use heterogeneous data sources and large-scale computing resources to accelerate advances in LLMs.
What they ask for
- Experience with neural deep learning methods and machine learning.
- PhD, or Master's degree and 6+ years of applied research experience.
- 3+ years of experience building machine learning models for business applications.
- Programming experience in Java, C++, Python, or a related language.
Nice to have
- Experience building agents or training LLMs for agentic tasks.
Pay
USD 167,100.00 - 226,100.00 annually base salary
Tools
RL Gyms, LLMs, Java, C++, Python
AI focus
Applied research and development in GenAI and LLMs, including foundational models, RL Gyms, and techniques for frontier model advancement.
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