Software Development Engineer III - Back End, GenAI Platform
Company: Expedia Group
Location: Chicago, IL 60661
Salary: $136,000 - $217,500 a year
Type: Full-time
Posted: 2026-03-27
About this role
Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success.
Why Join Us?
To shape the future of travel, people must come first. Guided by our Values and Leadership Agreements, we foster an open culture where everyone belongs, differences are celebrated and know that when one of us wins, we all win.
We provide a full benefits package, including exciting travel perks, generous time-off, parental leave, a flexible work model (with some pretty cool offices), and career development resources, all to fuel our employees' passion for travel and ensure a rewarding career journey. We’re building a more open world. Join us.
Introduction to the Team
Expedia Technology teams partner with our Product teams to create innovative products, services, and tools to deliver high-quality experiences for travelers, partners, and our employees. A singular technology platform powered by data and machine learning provides secure, differentiated, and personalized experiences that drive loyalty and traveler satisfaction.
The Software Developer III role is part of the GenAI Platform team. The GenAI Platform team builds and operates Expedia Group’s shared generative AI platform - tooling, services, and guardrails - that enable product and ML teams to safely experiment with, deploy, and scale GenAI-powered experiences across our brands. You will design and deliver backend services powering AI capabilities across Expedia Group. You’ll write production code, mentor junior engineers, and drive well-scoped projects from design through delivery. The role blends core software engineering fundamentals with hands-on work in the GenAI stack—RAG pipelines, vector stores, LLM integrations, and platform guardrails.
In this role, you will:
- Design, build, test, and operate Pyth...