Senior 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.

Price is a key factor influencing traveler’s path to driving a choice leading to a purchase. In a world of infinite paths to purchase, travelers make multiple searches and find the ‘best trip’ and ‘best deal’. The Offers Domain team is tasked with giving the customer a simple, clear, accurate, transparent pricing throughout their shopping and booking journeys. We do this by putting the customer first, creating capabilities that can be shared and presented to the customer that meet the travelers’ expectations in locally relevant ways and adhere to regulatory norms.

This is a great opportunity for you to play a pivotal role in shaping our technical domain with the goal of powering all Expedia Group’s brands and product lines.

• Design, build, and evolve robust, scalable, and secure backend services and applications, including clear low-level and high-level designs, APIs, data models, and explicit technical trade-offs that power high-traffic, customer-facing pricing and offers experiences across Expedia Group brands.
• Lead end-to-end implementation of complex features and systems within the Offers Domain, from technical design and coding through testing, deployment, monitoring, and ongoing operational support, ensuring simple, accurate, and transparent pricing throughout the shopping and booking journey.
• Partner closely with product, architecture, and cross-functional engineering teams to translate business and regulatory requirements into technical solutions, shaping capabilities that support locally relevant customer expectations and can be reused across multiple brands and platforms.
• Drive engineering excellence for the services you own by championing code quality, automated testing, observability, performance optimization, and simplification, taking technical responsibility for service health, scalability, resilience, and the ongoing reduction of technical debt and operational overhead.
• Provide technical mentorship and guidance to other engineers, sharing domain and industry knowledge, guiding integrations across teams, and modeling best practices in system design, API design, and data modeling.
• Safely integrate and operate AI/ML-enabled solutions that improve outcomes, demonstrating familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products while adhering to established patterns and guidelines.

Minimum Qualifications:

• Bachelor’s degree in Computer Science or a related technical field; or equivalent related professional experience.
• 8+ years of relevant professional software development experience with a strong focus on backend development, using Java or Kotlin, building and operating high-performance, high-throughput, highly available, and scalable services on cloud platforms.
• Proven experience owning one or more production services or components throughout their lifecycle, including system design (with low-level design), API design, data modeling, implementation, deployment, monitoring, and ongoing operational responsibility.
• Demonstrated ability to understand complex distributed systems, design moderately complex solutions, and make well-reasoned technology choices that are easily testable and observable, with clear alignment to business outcomes and team goals.
• Strong knowledge of integration patterns, testing and monitoring tools, and operational excellence practices (such as unit testing,…