Applied Scientist, Alexa for Shopping (rufus) Experience Science

Amazon Amazon · Big Tech · Palo Alto, CA · Applied Science

Develop Agentic Language Models for next-generation shopping experiences, leveraging LLM post-training research and Reinforcement Learning. Collaborate with a multidisciplinary team to deliver these experiences across Rufus customer-facing features.

What you'd actually do

  1. developing Agentic Language Models to unlock new shopping experiences
  2. collaborate closely with a multidisciplinary team of scientists, engineers, product managers, and designers to deliver these experiences across multiple Rufus customer-facing features
  3. work side by side with scientists and engineers in a fast-paced environment, driving rapid model development and experimentation
  4. bring latest LLM post-training research into everyday life

Skills

Required

  • PhD, or Master's degree and 3+ years of CS, CE, ML or related field experience
  • Experience in patents or publications at top-tier peer-reviewed conferences or journals
  • Experience programming in Java, C++, Python or related language
  • Experience in any of the following areas: algorithms and data structures, parsing, numerical optimization, data mining, parallel and distributed computing, high-performance computing

Nice to have

  • Prior experiences with LLM Post-training techniques
  • Reinforcement Learning Training
  • business specific RL gym creation
  • Knowledge of architectural concepts and algorithms, schedule tradeoffs and new opportunities with technical team members

What the JD emphasized

  • Agentic Language Models
  • LLM post-training research
  • Reinforcement Learning Training
  • business specific RL gym creation

Other signals

  • developing Agentic Language Models
  • unlock new shopping experiences
  • LLM post-training research
  • deploying models