Expedia
Senior Full Stack Agentic AI Engineer — Layla AI
$184K–$295K
Washington - Seattle Campus +1 · Senior · Full-time · Posted Oct 28, 2026
- Location
- Washington - Seattle Campus
Austin Domain 11 - HomeAway - Experience
- 6+ years of professional software engineering experience.
- Education
- Bachelor’s degree in Computer Science, Engineering, or a related technical field, or equivalent professional experience.
- Visa sponsorship
- The employer participates in E-Verify and verifies work authorization through Form I-9.
About the job
Build and operate production agentic AI travel-planning and booking experiences, spanning orchestration, backend and retrieval systems, and user-facing products.
What you'll do
- Design and ship agentic workflows for travel discovery, itinerary planning, personalization, and booking-related tasks.
- Build reliable backend services, APIs, integrations, and user-facing experiences; establish evaluation and observability for AI systems.
- Own product work from problem framing through launch and iteration, collaborating across Product, Design, Data, and Engineering.
What they ask for
- Bachelor’s degree in Computer Science, Engineering, or a related technical field, or equivalent professional experience.
- 6+ years of professional software engineering experience, including delivering production systems end to end.
- Experience building and operating full-stack applications, integrating LLMs or AI/ML into production, and using agentic patterns.
- Strong programming ability in at least one backend language and experience with a modern frontend stack, APIs, data models, testing, and production monitoring.
Nice to have
- Experience with agent orchestration or evaluation frameworks, retrieval systems, and agent evaluation practices.
- Experience with React, TypeScript, Next.js, GraphQL, cloud-native systems, or consumer products at scale.
Pay
$184,500.00 to $258,000.00 USD total cash (Seattle); up to $295,000.00 USD total cash (Seattle); $184,500.00 to $258,000.00 USD total cash (Austin); up to $295,000.00 USD total cash (Austin)
Tools
Python, Java, Kotlin, Go, TypeScript, LangGraph, LangChain, LlamaIndex
AI focus
Build production agentic AI travel-planning and booking workflows, including orchestration, tool use, retrieval, evaluation, observability, guardrails, and AI-assisted engineering.
Model-written summary · the original posting is authoritative