Applied Scientist III, Alexa International

About the role

Alexa International is looking for passionate, talented, and inventive Senior Applied Scientists to help build industry-leading technology with Large Language Models (LLMs) and multimodal systems, requiring strong deep learning and generative models knowledge. Senior applied scientists will drive cross-team scientific strategy, influence partner teams, and deliver solutions that have broad impact across Alexa's international products and services.

What you'll do

• Analyze, understand, and model customer behavior and the customer experience based on large-scale data
• Build novel online & offline evaluation metrics and methodologies for multimodal personal digital assistants
• Fine-tune/post-train LLMs using advanced and innovative techniques like SFT, DPO
• Quickly experiment and set up experimentation framework for agile model and data analysis or A/B testing
• Contribute through industry-first research to drive innovation forward

What you need

• 10–18 yrs of experience
• Machine learning
• LLMs
• Deep learning
• NLP
• Data analysis
• PhD

Good to have

• IPR