Agentic AI Scientist II | Multi-Agent & LLM Orchestration

Expedia Group; San Jose (CA); On-site; USD 123,000 - 172,000; Full time

Benefits offered by this job

Medical, dental, vision coverage

Paid time off

Wellness travel reimbursement

Travel discounts

IATAN membership

Job summary

Expedia Group is seeking a specialist to design and deploy agentic AI systems that autonomously plan, reason, and act with external tools. You will integrate LLMs into real-world travel tech workflows and define robust evaluation frameworks to ensure safety and performance.

You’ll collaborate with product, engineering, and research teams to translate business needs into scalable agentic architectures, with a focus on reliability and cost efficiency in production environments.

Qualifications

• PhD, MS, or BS in CS, ML, Stats, Eng, or related field; or equivalent professional experience.
• 2+ years of related industry experience.
• Experience designing and deploying agentic or multi-step AI systems (e.g., ReAct, tool-calling agents, multi-agent pipelines) in prod or research.
• Proficiency in Python and ML frameworks; experience with LLM APIs and orchestration libraries (e.g., LangChain, LlamaIndex).
• Experience integrating LLMs with external tools, APIs, and structured data sources.
• Understanding of prompt engineering techniques including chain-of-thought, few-shot prompting, and structured output generation.
• Experience defining and running evaluation frameworks for ML systems.

Responsibilities

• Design, build, and evaluate multi-step agentic AI systems, including autonomous agents capable of planning and tool use.
• Research and implement state-of-the-art techniques in agentic architectures such as ReAct and chain-of-thought prompting.
• Develop and maintain agent orchestration frameworks and define task decomposition to sub-agents.
• Integrate LLMs with external tools, APIs, databases, and code execution environments.
• Define and own evaluation frameworks measuring reliability, latency, cost, and safety.

Skills

PhD/MS/BS or equivalent

2+ years industry experience

Agentic AI systems design

Python programming

LLM integration

Prompt engineering

Education

PhD/MS/BS in CS/ML/Stats/Engineering

Tools

LangChain

LlamaIndex

Tool-calling

Job description

Expedia Group is seeking a specialist to design and deploy agentic AI systems that autonomously plan, reason, and act with external tools. You will integrate LLMs into real-world travel tech workflows and define robust evaluation frameworks to ensure safety and performance.

You’ll collaborate with product, engineering, and research teams to translate business needs into scalable agentic architectures, with a focus on reliability and cost efficiency in production environments.