Expedia

Senior Software Development Engineer

Expedia
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4 days ago

Responsibilities

  • Design, build, and evolve full-stack products and services, including system design, API design, data modeling, user interfaces, and technical implementation.
  • Develop maintainable, performant, accessible, secure, and well-tested production software across frontend and backend technologies.
  • Translate customer, product, and design requirements into traveler experiences and resilient service integrations.
  • Own features and services across design, implementation, testing, deployment, monitoring, troubleshooting, and continuous improvement.
  • Collaborate with product managers, designers, data partners, and engineers to evaluate trade-offs and deliver measurable outcomes.
  • Lead technical discussions and design reviews while establishing practical engineering standards and making decisions in ambiguous problem spaces.
  • Improve reliability and operational excellence through observability, performance tuning, automation, incident response, and post-incident learning.
  • Use experimentation, product analytics, and operational metrics to validate hypotheses, prioritize work, and measure impact.
  • Contribute through code reviews, documentation, knowledge sharing, mentoring, and inclusive collaboration.
  • Use AI-assisted engineering tools responsibly while validating output for quality, security, privacy, and maintainability.

Requirements

  • Bachelor’s degree in Computer Science, Engineering, or a related technical field, or equivalent related professional experience.
  • 8+ years of professional software development experience building and operating production software in a team environment.
  • Full-stack or comparable end-to-end product engineering experience with strong proficiency in at least one modern programming language.
  • Hands-on experience with backend service development and modern web application development.
  • Demonstrated ownership of services or product features across system design, implementation, automated testing, deployment, monitoring, and operational support.
  • Strong fundamentals in data structures, algorithms, system design, API design, data modeling, distributed systems, and software quality practices.
  • Preferred: experience designing multi-service full-stack architectures with structured APIs, reusable components, reliable data flows, and clear integration boundaries.
  • Preferred: experience improving customer-facing or high-traffic systems through performance tuning, resilience engineering, accessibility improvements, and reliability hardening.
  • Preferred: operational excellence experience with instrumentation, logging, metrics, alerting, SLOs, on-call participation, incident response, and post-incident analysis.
  • Preferred: experience with experimentation, feature flags, A/B testing, product analytics, or other data-informed methods.
  • Preferred: experience applying AI/ML capabilities or AI-assisted development workflows with evaluation, privacy and security considerations, guardrails, and quality or productivity measurement.

Benefits

  • Medical, dental, and vision coverage.
  • Paid time off, an Employee Assistance Program, wellness reimbursement, and travel reimbursement.
  • Travel discounts and International Airlines Travel Agent Network (IATAN) membership.
  • The role is based in Seattle; no remote or hybrid arrangement is stated.
  • Accommodation support is available during the recruiting process for applicants with disabilities.

Categories

Expedia

About Expedia

10,000+ employees

Expedia Group builds a global online travel marketplace where consumers book flights, hotels, vacation rentals, cars, and activities, and partners distribute and market inventory across its platform. It monetizes through commissions, merchant/agency models, and advertising via brands including Expedia, Hotels.com, and Vrbo. Founded in 1996 and headquartered in Seattle, the public company (NASDAQ: EXPE) serves travelers and partners in more than 70 countries with B2C, B2B, and ad tech offerings.

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