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Software Development Engineer III, Advertising Technology

Pay: $146,000 – $204,500 per year
Location: Seattle Campus, WA
Listed: Today

In this role, you will

Implement backend APIs and services that power high-quality UI experiences and deliver trust, transparency, and performance to our partners
Build and optimize services that support campaign management and optimization across Expedia Group's advertising network
Improve reliability, scalability, and latency of mission-critical systems
Use LLMs and generative AI to simplify advertiser workflows, improve campaign setup, and automate repetitive tasks
Work with data scientists and ML engineers to integrate personalized recommendations, smart defaults, and AI-assisted decision support
Partner with product managers, UX designers, data scientists, and other engineering teams to deliver measurable advertiser value
Leverage AI-enabled solutions and AI-assisted development tools to improve developer productivity and product outcomes
Advocate for high-quality code, automated testing, and strong observability practices
Participate in operational reviews and drive continuous improvement
Mentor junior engineers and help elevate the technical bar of the team

Minimum qualifications

Bachelor's degree in Computer Science or a related technical field; or equivalent related professional experience.
5+ years of experience in backend software development, working with cloud-based and distributed systems at scale
Expertise in Java/J2EE with hands-on experience integrating services with relational and NoSQL databases
Experience with CI/CD pipelines, infrastructure/test automation, and delivering features in Agile development environments
Demonstrated experience designing and deploying scalable services in a cloud environment (e.g., AWS, Azure, GCP)

Preferred Qualifications

Exposure to advertising technologies (ad serving, campaign management, RTB, auctions)
Experience with event streaming or messaging systems (e.g., Flink, Kafka, or similar real-time data processing technologies)
Experience working with data-driven systems, ML-powered features, or experimentation platforms
Experience contributing to architecture and design discussions for services, APIs, and data models
Demonstrated ability to improve service quality through performance tuning, observability, and automation
Experience using metrics and data to inform engineering decisions and measure impact
Experience applying generative AI to product experiences and internal tools
Experience contributing to multiple multi-quarter, cross-team projects
A Master's degree in a related technical field

Additional information

Please note that this role is only available in Chicago, IL in alignment with our flexible work model, which requires employees to be in-office at least three days a week. We are unable to offer relocation assistance for this role.

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.

Pay and benefits

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.

About Expedia

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.

Expedia Group Advertising builds the platforms and experiences that connect advertisers with millions of travelers across the globe. Our mission is to help partners reach the right traveler with the right message at the right time through intuitive advertiser experiences, high-performance ad delivery systems, and intelligent, AI-powered optimization.

We are growing our Advertiser Experience engineering team and are looking for a talented, product-minded Software Development Engineer III who is excited to build thoughtful advertiser-facing experiences and the backend services that power them. You will help shape the next generation of our advertising marketplace, working at the intersection of user experience, scalable distributed systems, and generative AI.

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.

Equal opportunity and legal notices

Expedia Group is committed to providing an inclusive and accessible recruiting experience.

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.

Read the original posting

From Expedia's careers page, first listed on Rolev.ai on November 10, 2026. Rolev.ai is not the employer.

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Common questions

What is the salary for the Software Development Engineer III, Advertising Technology role at Expedia?

The Software Development Engineer III, Advertising Technology posting at Expedia states compensation of $146,000 – $204,500 per year. Final pay may depend on location, experience, and interview evaluation on Expedia's official career site.

Where is the Software Development Engineer III, Advertising Technology job at Expedia located?

This Software Development Engineer III, Advertising Technology position at Expedia is located in Seattle Campus, WA. Always check Expedia's application page for specific state eligibility or relocation policies.

How do I apply for the Software Development Engineer III, Advertising Technology position at Expedia?

This listing links directly to Expedia's Workday application page. You can apply directly on Expedia's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Workday application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.

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