Software Development Engineer III

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
Our Technology Team partners with teams across Expedia Group 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.

This Software development engineer III role is part of the Intelligent Applications team which sits within our Technology division. The Intelligent Applications team builds and scales AI-powered traveler and agent experiences, including virtual assistants and trip-planning capabilities, that make it easier for customers and service teams to find answers, resolve issues, and complete travel tasks more efficiently. You will design, build, and optimize production-grade software solutions that power these intelligent experiences, directly improving how travelers and agents get timely, accurate, and personalized support at scale.

In this role, you will:

• Design, implement, and maintain scalable, reliable, and high‑quality software services and applications, including clear low‑level designs, well‑structured APIs, and robust data models aligned to business and technical requirements..
• Take ownership of end‑to‑end service delivery for your components, including coding, testing, deployment, monitoring, and operational support in production environments..
• Collaborate with product, architecture, and cross‑functional engineering teams to translate complex functional and non‑functional requirements into technical solutions that can be reused across multiple product domains..
• Improve system performance, availability, and security by identifying bottlenecks, troubleshooting complex issues, and driving technical improvements through data‑driven analysis and experimentation..
• Safely integrate and operate AI/ML‑enabled solutions that improve outcomes, including familiarity with AI‑driven systems, tools, or workflows and applying AI/ML concepts to real world products where appropriate..
• Contribute to engineering best practices by advocating for high code quality, effective test strategies, strong documentation, and continuous improvement of development and operational processes..

Minimum Qualifications:

• Bachelor’s degree in Computer Science or a related technical field; or Equivalent related professional experience..
• 5+ years of relevant professional experience..
• Experience in professional software development, including service ownership for at least one significant service or application in production..
• Proficiency in at least one modern programming language and core computer science fundamentals, including data structures, algorithms, object‑oriented design, and debugging..
• Hands‑on experience with system design at the component or service level, including low‑level design, API design, and data modeling for backend or full‑stack systems..
• Familiarity with AI‑driven systems, tools, or workflows and the ability to collaborate with teams building or integrating AI/ML‑enabled features.

Preferred Qualifications:

• Experience designing and evolving multi‑service or domain‑level architectures, including clear contracts between services, resilient APIs, and scalable data models..
• Demonstrated track record of improving operational excellence for owned services, including reliability, observability, incident response, and performance tuning at scale..
• Proven ability to use data‑driven approaches (metrics, logging, experimentation) to guide technical decisions, optimize features, and validate system behavior in production..
• Safely integrates and operates AI/ML‑enabled solutions that improve outcomes, including experience collaborating with data science or ML teams to productionize models, optimize inference performance, or manage AI‑powered features..
• Experience applying AI‑assisted development or testing tools to increase engineering productivity, code quality, or maintainability while upholding security and compliance standards..

The total cash range for this position in Seattle is $146,000.00 to $204,500.00. Employees in this role have the potential to increase their pay up to $233,500.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role.

Starting pay for this role will vary based on multiple factors, including location, available budget, and an individual’s knowledge, skills, and experience. Pay ranges may be modified in the future.

Benefits and perks

Expedia Group offers benefits and perks designed to support employees and their families, including medical, dental, and vision coverage, paid time off, an Employee Assistance Program, wellness and travel reimbursement, travel discounts, and International Airlines Travel Agent Network (IATAN) membership. Learn more about life at Expedia Group at https://careers.expediagroup.com/life.

Accommodation requests

Expedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request at https://expedia.service-now.com/askeg?id=job_accommodation.

About Expedia Group

Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease.

Important notice

Employment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never share sensitive personal information unless you are confident of the recipient. Expedia Group does not extend job offers via email or messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official place to find and apply for roles is https://careers.expediagroup.com/jobs/.

Equal Opportunity

Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or any other characteristic protected by law. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.