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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.
Senior Software Development Engineer
Expedia Technology teams partner with our Product teams 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.
The Senior Software Engineer role sits within the Universal Messaging Platform (UMP) team—Expedia Group’s core communications platform. UMP powers high‑scale, reliable delivery across Email, SMS, Push, Inbox, and emerging channels, enabling timely, trusted engagement with millions of travelers worldwide.
As a Senior Software Engineer on the Inbox Experience team, you will lead the architecture, development, and operation of mission‑critical systems that elevate traveler experience, strengthen loyalty, and drive business growth at global scale.
In this role, you will:
Design, build, and evolve scalable, reliable services and components, including system design, low-level design, API design, and data modeling to support high-traffic, customer-facing and platform experiences.
Write, review, and maintain high-quality, well-tested code, driving engineering best practices in code quality, security, observability, and performance across the team.
Take end-to-end ownership of complex features or services, from technical design through implementation, deployment, monitoring, and iterative improvement in production.
Collaborate closely with product, design, and cross-functional engineering teams to break down ambiguous business problems into clear technical solutions that can be reused across multiple domains.
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.
Contribute to technical direction by participating in design reviews, proposing improvements to architecture and operational processes, and mentoring other engineers to raise the overall technical bar.
Minimum Qualifications:
Bachelor’s degree in Computer Science or a related technical field; or Equivalent related professional experience.
8+ years of relevant professional experience.
Proven experience owning services or components through the full software development lifecycle, including design, implementation, deployment, and on-call or operational support.
Proficiency in at least one modern programming language and associated frameworks, with strong understanding of system design, API design, and data modeling concepts.
Expert proficiency in Java, Kotlin, GraphQL, grpc, Spring boot
Strong experience building distributed systems, RESTful APIs, and microservices.
Experience with cloud platforms (AWS, GCP, or Azure) and containerization technologies (Docker, Kubernetes).
Familiarity with CI/CD pipelines, infrastructure code, and DevOps practices.
Experience working on systems that integrate with multiple services or domains, ensuring reliability, scalability, and effective observability.
Preferred Qualifications:
Experience designing and evolving service or multi-service architectures at scale, including patterns for resiliency, fault tolerance, and performance optimization.
Track record of leading technical design efforts, influencing architectural decisions, and driving improvements to engineering practices and operational excellence within a team or domain.
Hands-on experience with data-driven decision making, including defining metrics, using logging/monitoring/analytics to guide iterations, and improving system health and user outcomes.
Familiarity with AI-driven systems, tools, or workflows, with experience safely integrating and operating AI/ML‑enabled solutions that enhance product capabilities or developer productivity, including Safely integrating and operating AI/ML‑enabled solutions that improve outcomes.
Demonstrated depth in one or more technical domains (such as distributed systems, data-intensive services, or full stack web applications) while remaining adaptable to work across multiple domains as business needs evolve.
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.Skills Required
- Bachelor's degree in Computer Science or a related technical field
- 8+ years of relevant professional experience
- Expert proficiency in Java, Kotlin, GraphQL, grpc, Spring boot
- Strong experience building distributed systems, RESTful APIs, and microservices
- Experience with cloud platforms (AWS, GCP, or Azure) and containerization technologies (Docker, Kubernetes)
What the Team is Saying
Expedia Group Compensation & Benefits Highlights
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Wellbeing & Lifestyle Benefits — Travel and wellness stipends, employee travel discounts, and access to industry credentials create distinctive lifestyle value aligned with the company’s mission. Feedback suggests these perks are widely valued and complemented by programs like charitable matching and volunteer time.
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Parental & Family Support — Paid parental leave for all parents, additional time for birthing parents, caregiving leave, and fertility/family‑building support indicate comprehensive family backing. Immediate eligibility and flexible return‑to‑work options further strengthen this area.
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Healthcare Strength — Employer‑provided medical options are positioned as locally competitive and are supplemented by mental‑health platforms and neurodiversity coaching. Health coverage is regarded positively, with multiple support pathways beyond standard insurance.
Expedia Group Insights
What We Do
Expedia Group, Inc. is the global travel marketplace with one purpose: to help travelers explore the world, one journey at a time. Expedia Group™ connects travelers, partners, and advertisers through its trusted brands, leading technology, and rich first-party data, delivering predictive, personalized experiences that shape the future of travel. Expedia Group’s ecosystem includes three flagship consumer brands – Expedia®, Hotels.com®, and Vrbo® – the largest B2B travel business, and a premier advertising network. Guided by an experienced and passionate global team, Expedia Group helps millions of travelers in more than 70 countries explore the world with confidence and ease.
Why Work With Us
Life at Expedia Group starts with the people and is shaped by how we work together. You’ll join a global community of curious teammates from different backgrounds, locations, and disciplines. Day to day, that means sharing ideas, taking ownership, and solving problems together.
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Expedia Group Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.
