Software Development Engineer II

Make an Impact!

Join the Flight Search Services (FSS) team, the engine room behind Expedia Group’s global air shopping platform. In this role, you will be instrumental in building and scaling high-throughput, low-latency backend systems that process massive volumes of data to connect travelers with flights worldwide. This is a unique opportunity for a developer who thrives on solving complex distributed systems problems to make a tangible impact on our core business. You will collaborate with a talented, cross-functional team to deliver high-quality, production-ready software that powers the future of travel.

In this role, you will:

• Design, develop, test, and maintain services and components with a focus on clean API design, robust data modeling, and reliable system behavior

• Contribute to system design, including low-level design decisions, to ensure services are scalable, observable, and maintainable

• Implement high-quality, well-tested code, participate in code reviews, and improve engineering standards, tooling, and processes across the team

• Collaborate with product, design, and partner engineering teams to deliver features end-to-end, balancing technical quality with delivery timelines

• 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

• Work across multiple services or components within a domain, diagnosing production issues, improving performance, and contributing to operational excellence

Minimum Qualifications:

• Bachelor's degree in Computer Science or a related technical field; or Equivalent related professional experience

• 2+ years of relevant professional experience

• Professional software development experience with ownership of services or components within a broader system

• Proficiency in at least one modern programming language and associated ecosystem, with hands-on experience in API design, data modeling, and system design (including low-level design)

• Experience building, testing, deploying, and operating backend or full-stack services in production environments, including participating in on-call or incident response rotations as appropriate

Preferred Qualifications:

• Strong proficiency in modern Java development, with a track record of writing clean, maintainable, and production-ready code

• Hands-on experience with public/hybrid cloud services and container orchestration tools like Kubernetes to deploy and manage scalable applications

• Previous experience working on high-throughput, low-latency backend systems; familiarity with handling millions of requests daily is a strong plus

• A solid understanding of distributed systems concepts, microservices architecture, and API design

• Experience with CI/CD pipelines, automated testing, and monitoring tools to ensure system reliability and health

• A proactive approach to debugging complex issues in a distributed environment and a passion for optimizing performance

Please note that this role is only available in the following location: Seattle, WA, in alignment with our flexible work model, which requires employees to be in-office at least three days a week. We are unable to offer relocation assistance for this role.