Software Development Engineer II

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business. Here, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere. Introduction to Team 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. This Software Development Engineer role is part of the Multi channel shopping team which sits within our Technology division. The team builds and operates search, recommendation, homepage, landing, product details, offers, and trip-planning experiences, while orchestrating shopping journeys across flights, packages, cars, and activities to help travelers discover and combine the right trip components. In this role, you will design, develop, and maintain high-quality software solutions that empower travel growth and enhance user experiences. In this role, you will: Design, develop, test, and maintain reliable software solutions that address customer and business needs across multiple technical domains. Apply sound engineering judgment to system design, low-level design, API design, data modeling, implementation, and code quality. Collaborate with engineers and cross-functional partners to deliver maintainable services and features from development through production operation. Diagnose and resolve complex technical issues using data, testing, monitoring, and structured problem-solving techniques. Safely integrate and operate AI/ML-enabled solutions that improve outcomes, while applying foundational AI/ML concepts to real-world products and workflows. Contribute technical expertise across services and domains, strengthening engineering practices, operational excellence, and the long-term evolution of the platform.

Bachelor’s degree in Computer Science or a related technical field; or Equivalent related professional experience. 2+ years of relevant professional experience. Experience owning and delivering software within a service or multi-service environment, including responsibility for production quality and operational performance. Proficiency with software development fundamentals, system design, low-level design, API design, data modeling, testing, debugging, and version control. Familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products.

Experience designing and operating reliable, scalable services in production, including monitoring, troubleshooting, performance improvement, and incident response. Demonstrated ability to make data-driven engineering decisions and improve system quality, delivery outcomes, and operational efficiency. Experience contributing to architecture and technical design decisions within a service, multi-service, or technical domain scope. Practical experience integrating AI/ML-enabled capabilities into software products, with attention to safety, reliability, maintainability, and measurable outcomes. Experience working across multiple technical domains and adapting engineering approaches to solve varied product and platform challenges. The total cash range for this position in Chicago is $111,000.00 to $155,500.00. Employees in this role have the potential to increase their