Expedia Group · 11 hours ago
Software Development Engineer III, Advertising Technology
Washington - Seattle Campus
Full-time
Onsite
Senior Level
$146K/yr - $204K/yr
5+ years expExpedia Group is a leading company in the travel industry, dedicated to designing innovative technology for a seamless travel experience. They are looking for a Software Development Engineer III to enhance advertiser-facing experiences and backend services, focusing on ad delivery systems and integrating AI-powered solutions.
Telecom & CommunicationsTravelEnterprise SoftwareSocial MediaTransportationCommunitiesInternetReservationsTask ManagementTechnical SupportTicketingTourism
Responsibilities
Optimize auction and ad retrieval to surface more relevant ads and grow advertisers reach to our travelers
Implement backend APIs and services that power high-quality UI experiences and deliver trust, transparency, and performance to our partners
Build and scale services that support ad serving, ad selection, and campaign management across Expedia Group’s advertising network
Improve reliability, scalability, and latency of mission-critical systems
Work closely with ML and data teams on features such as relevance optimization, targeting, and performance modeling
Work with data scientists and ML engineers to integrate personalized recommendations, smart defaults, and AI-assisted decision support
Use LLMs and generative AI to simplify advertiser workflows, improve campaign setup, and automate repetitive tasks
Partner with product managers, data scientists and other engineering teams to deliver measurable advertiser value
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
Qualification
Required
Bachelor's degree in Computer Science or a related technical field; or Equivalent related professional experience
5+ years of relevant professional experience
Strong proficiency in at least one modern programming language (e.g., Java, Kotlin)
Experience building and maintaining backend services, APIs(gRPC/Protobuf), or microservices in cloud environments
Solid understanding of distributed systems, data flows, and operational best practices
Familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products
Preferred
Experience with tools and frameworks like gRPC, Apache Flink, Spark
Experience with advertising technologies (ad serving, campaign management, RTB, auctions)
Experience working with data-driven systems, ML-powered features, or experimentation platforms
Experience working with applying generative AI to product experiences and internal tools
Strong problem-solving skills and the ability to reason through ambiguous requirements
A product-minded approach — you care about the 'why' behind the code
Excellent communication and collaboration skills
A growth mindset and desire to continuously improve
Benefits
Medical/dental/vision
Paid time off
Employee Assistance Program
Wellness & travel reimbursement
Travel discounts
International Airlines Travel Agent (IATAN) membership
Company
Expedia Group
At Expedia Group (NASDAQ: EXPE), we believe travel is a force for good – it opens minds, builds connections, and bridges divides.
10001+ employees
H1B Sponsorship
Expedia Group has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (519)
2024 (410)
2023 (382)
2022 (629)
2021 (483)
2020 (366)
Funding
Current Stage
Public CompanyTotal Funding
$4.25BKey Investors
Apollo,Silver LakeTCV
2025-02-21Post Ipo Debt· $985M
2020-04-23Post Ipo Equity· $1.2B
2020-04-23Post Ipo Debt· $2B
Leadership Team
Ariane Gorin
Chief Executive Officer
Ramana Thumu
Chief Technology Officer
Recent News
2026-02-08
Bizjournals.com Feed (2025-11-12 15:43:17)
2026-02-06
2026-02-04
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