✦ Luna Orbit — Software Engineering

Sr Software Engineer

at Expedia Group

📍 Washington - Seattle Campus Onsite 💰 $184K – $258K USD / year Posted April 02, 2026
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Position Details

Salary $184K – $258K USD / year
Type Full-Time
Experience senior
Exp. Years 8+ years
Education Bachelor's degree in Computer Science or related field; or Equivalent related professional experience
Category Software Engineering

About this role

Senior Software Engineer to design, build, and scale pricing and marketplace infrastructure. Own critical services end-to-end, and lead cross-team collaboration while incorporating AI/MLenabled capabilities.

Key Responsibilities

  • Design, build, and own high-quality, scalable software services and components
  • Lead end-to-end implementation of complex features across the full software development lifecycle
  • Drive technical direction, evaluate trade-offs, set engineering best practices
  • Collaborate with product, design, and partner engineering teams across multiple domains
  • Safely integrate and operate AI/MLenabled features in production

Technical Overview

Stack involves system design, API design, data modeling for distributed/microservice architectures, with emphasis on observability, CI/CD and production reliability. Experience with AI/MLenabled features in production is a plus.

Ideal Candidate

The ideal candidate is a senior software engineer with 8+ years of distributed systems experience, strong API design and data modeling skills, and a track record of delivering scalable, low-latency services. They should be comfortable leading cross-functional work, driving observability, and safely integrating AI/MLenabled features into production systems.

Must-Have Skills

Bachelor's degree in Computer Science or related field; or Equivalent related professional experience8+ years of relevant professional experienceProficiency in system design (LLD)API designdata modelingservice-oriented or microservices architecturesCI/CDproduction monitoring practices

Nice-to-Have Skills

Experience designing large-scale distributed systemsTechnical leadership within a teamObservability and operational excellenceAI/MLenabled features integrationAI-driven systems familiarityAI-driven tooling for development

Required Skills

system design (low-level design)API designdata modelingdistributed systemsmicroservicesCI/CDContinuous Integration/Continuous Deliveryproduction monitoringobservabilityAI/MLenabledAI-driven systemslow-latencyscalabilityreliabilityownershipleadershipcollaboration

Hard Skills

system design (low-level design)API designdata modelingdistributed systemsmicroservicesCI/CDContinuous Integration/Continuous Deliveryproduction monitoringobservabilityAI/MLenabledAI-driven systemslow-latencyscalabilityreliability

Soft Skills

leadershipmentoringcollaborationdata-informed decision makingproblem-solvingcommunicationownershipautomationteamworkinitiative

Industry & Role

Industry SaaS
Job Function Own core pricing and marketplace infrastructure services and ensure reliability, scalability, and partner impact
Role Subtype Senior Software Engineer

Keywords for Your Resume

Senior Software Development Engineerdistributed systemslow-latencysystem design (low-level design)API designdata modelingmicroservicesCI/CDContinuous Integration/Continuous Deliveryproduction monitoringobservabilityAI/MLenabledAI-driven systemsleading and owning serviceshighly available systemsLLDAI/ML platformsSDKs

Deal Breakers

Less than 8 years of relevant professional experience, No Bachelor's degree or equivalent

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