Senior Full Stack Software Development Engineer

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 the Team Are you passionate about redefining travel experiences for millions around the globe? Do you enjoy working with innovative engineers to build robust, scalable, and high-performance mobile app? Join Expedia’s Insurance and Assurance team, where we empower travelers with peace of mind through purpose-built insurance products. We are seeking a backend-leaning full-stack engineer (≈70% backend) who thrives in high-scale, distributed systems and enjoys solving complex business problems in fintech and insurance domains. This Role Is Ideal For Engineers Who Have experience building financial, insurance, or pricing systems at scaleEnjoy working on 0→1 products and rapid experimentation cyclesCan navigate cross-team dependencies and system orchestrationAre energized by fast delivery timelines and high business impact In This Role, You Will Design, build, and operate high-throughput backend services that power insurance and fintech products across the Expedia platformLead and contribute to complex, cross-team initiatives that require coordination across dozens of systems (pricing, checkout, booking, servicing, etc.)Develop scalable APIs, pricing engines, and data models to support dynamic and synthetic product offeringsContribute to zero-to-one product launches and rapidly iterate post-launch to expand capabilities across brands and marketsWrite clean, maintainable, and testable code with a strong focus on performance, reliability, and scalabilityTroubleshoot and resolve issues within distributed, high-scale systemsLeverage AI-assisted development tools (e.g., Copilot, Claude) to accelerate development and deliveryParticipate in an on-call rotation (~once per quarter) supporting production systems Minimum Qualifications Bachelor’s degree in Computer Science or a related technical field; or equivalent related professional experience.5+ years of professional software engineering experienceStrong experience building backend services and APIs in distributed systemsExperience with system design for scalable, high-availability platformsProficiency in Kotlin or JavaExperience working in cloud-based environmentsFamiliarity with AI-assisted development workflows or AI/ML-enabled systems Preferred Qualifications Experience in FinTech, InsurTech, or pricing/financial systems at scaleProven experience building or contributing to 0→1 products or major feature launchesExperience working on cross-domain systems with many upstream/downstream dependenciesAbility to operate effectively in fast-paced, execution-focused environments with tight timelinesStrong understanding of pricing strategies, risk systems, or transactional platformsDemonstrated ability to improve system scalability, reliability, and operational performanceFull-stack capability (backend-heavy) with the ability to contribute to frontend when neededStrong problem-solving mindset with a business and customer impact orientation Please note that this role is only available in Seattle, WA, in alignment with our flexible work model, which requires employees to be in the 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. 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.