Expedia Group · 1 day ago
Principal Software Development Engineer, Agentic AI
Washington - Seattle Campus
Full-time
Onsite
Lead/Staff
$231K/yr - $324K/yr
10+ years expExpedia Group is a leader in global travel technology, dedicated to creating innovative solutions for travelers and partners. The Principal Software Development Engineer will drive the technical strategy for AI-powered customer service solutions, focusing on scalable self-service experiences that enhance customer satisfaction and operational efficiency.
Telecom & CommunicationsTravelEnterprise SoftwareSocial MediaTransportationCommunitiesInternetReservationsTask ManagementTechnical SupportTicketingTourism
Responsibilities
Lead the architecture, design, and delivery of complex, distributed systems that power high-scale, mission-critical services
Define and evolve technical strategy and roadmaps for your domain, making high-impact design decisions and setting engineering best practices
Write and review high-quality, production-grade code (design, implementation, tests), and drive continuous improvements in reliability, performance, security, and cost efficiency
Partner closely with product, program, and other engineering teams to translate business problems into end-to-end technical solutions
Drive operational excellence, including observability, incident response, postmortems, capacity planning, and readiness for peak events
Act as a technical mentor and multiplier, coaching senior engineers, influencing technical direction across teams, and raising the overall engineering bar
Evaluate and introduce modern technologies, tools, and patterns (e.g., cloud-native architectures, CI/CD, data/ML integrations) where they add clear value
Champion engineering quality, security, and compliance standards, ensuring solutions are robust, scalable, and sustainable
Qualification
Required
Bachelor's degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience
10+ years of professional experience in software development building backend or full-stack systems in production
Strong expertise in at least one modern programming language (e.g., Java, Kotlin, C#, Go, Python, or similar)
Proven experience designing and operating distributed, cloud-based systems (microservices, APIs, event-driven architectures, data stores)
Demonstrated ownership of end-to-end solutions from design through implementation, launch, and ongoing operations
Strong skills in system design, data modeling, and API design, with the ability to make and explain trade-offs
Experience with CI/CD, automated testing, and modern DevOps practices
Excellent communication and collaboration skills, with a track record of influencing across teams and organizations
Preferred
Experience as a principal-level engineer or equivalent, setting technical direction for multiple teams or services
Depth in one or more of: high availability and resiliency, large-scale data processing, performance optimization, security and compliance, or platform/infrastructure engineering
Hands-on experience with public cloud platforms (e.g., AWS, GCP, Azure) and cloud-native technologies (containers, orchestration, service mesh)
Experience working in highly regulated or safety-/mission-critical environments, with strong attention to reliability and risk management
Proven track record of mentoring and developing senior engineers, and contributing to hiring and talent development
Familiarity with integrating data or ML-powered features into production services (e.g., recommendations, ranking, personalization, risk/fraud signals)
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
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