Senior GenAI & Agentic ML Scientist - Growth Marketing

Expedia; Seattle (WA); On-site; USD 173,000 - 243,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision coverage

Paid time off

Wellness programs

Travel discounts

IATAN membership

Job summary

Expedia Group seeks a Senior Machine Learning Scientist to advance agentic GenAI systems in Growth Marketing. You will architect and ship enterprise-scale AI pipelines, collaborating with product and engineering teams to deliver measurable impact for travelers.

The role requires 10+ years in software and AI, deep expertise in LLM training, RAG, multi-agent architectures, and experience with safety and observability. Seattle-based with generous compensation and benefits.

Qualifications

• 10+ years in software engineering, ML, and AI systems, with production GenAI deployments.
• Deep expertise in LLM training, adaptation, distillation, RLHF/DPO, and RAG systems.
• Strong background in distributed GPU training and cloud infrastructure.

Responsibilities

• Architect, build, and ship enterprise-scale GenAI, RAG, and multi-agent systems end-to-end.
• Design hierarchical multi-agent ecosystems with Interactive GenAI UIs and dashboards.
• Lead end-to-end AI product development with product and design teams.

Skills

GenAI systems

LLM training

Multi-agent AI

RLHF/DPO

Distributed GPU

AI product development

Education

PhD in Computer Science

Tools

LangGraph

LangSmith

AutoGen

OpenAI API

Claude API

Job description

Expedia Group seeks a Senior Machine Learning Scientist to advance agentic GenAI systems in Growth Marketing. You will architect and ship enterprise-scale AI pipelines, collaborating with product and engineering teams to deliver measurable impact for travelers.

The role requires 10+ years in software and AI, deep expertise in LLM training, RAG, multi-agent architectures, and experience with safety and observability. Seattle-based with generous compensation and benefits.