Senior Full-Stack Software Engineer (AI/ML & Scale)

Expedia Group; Seattle (WA); On-site; USD 146,000 - 205,000; Full time

Benefits offered by this job

Medical, dental, and vision coverage

Paid time off

Employee Assistance Program

Wellness and travel reimbursement

Travel discounts

IATAN membership

Job summary

Expedia Group in Seattle is seeking a skilled software engineer to design, build, and evolve full-stack services and customer experiences. You will work on system design (LLD), API design, and data modeling to deliver scalable, secure solutions for travelers and partners.

You will implement high-quality frontend and backend code, collaborate with product and design teams, own end-to-end lifecycles, and apply data-driven methods to optimize performance and reliability, including AI/ML-enabled

Qualifications

• 5+ years of professional experience building and operating production software services and full-stack applications.
• Proven ownership of services or components from design to deployment and health monitoring.
• Strong fundamentals in data structures, algorithms, system design, API design, and data modeling.

Responsibilities

• Design, build, and evolve full-stack services and customer experiences, including system design (LLD), API design, and data modeling for scalable, secure, and reliable solutions.
• Implement high-quality frontend and backend code, ensuring maintainability, observability, and operational excellence across multiple services and domains.
• Collaborate with product, design, and partner engineering teams to translate business and customer requirements into robust technical solutions that can be reused across use cases.
• Own and improve the end-to-end lifecycle of services and features, including development, automated testing, deployment, monitoring, and incident resolution.
• Apply data-driven approaches to prioritize work, validate hypotheses, and continuously optimize system performance, reliability, and user experience.
• 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.

Skills

Full-stack development

API design

Data modeling

System design

AI/ML familiarity

Frontend development

Education

Bachelor's degree in Computer Science or related field

Job description

Expedia Group in Seattle is seeking a skilled software engineer to design, build, and evolve full-stack services and customer experiences. You will work on system design (LLD), API design, and data modeling to deliver scalable, secure solutions for travelers and partners.

You will implement high-quality frontend and backend code, collaborate with product and design teams, own end-to-end lifecycles, and apply data-driven methods to optimize performance and reliability, including AI/ML-enabled