✦ Luna Orbit — Software Engineering

Senior Software Development Engineer, Loyalty - Back End

at Expedia Group

📍 USA - California - San Jose Unknown 💰 $199K – $278K USD / year Posted March 17, 2026
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Position Details

Salary $199K – $278K USD / year
Type Not Specified
Experience senior
Exp. Years Not specified
Education Bachelor's in Computer Science or related field
Category Software Engineering

About this role

This role involves developing and maintaining scalable backend services for Expedia's loyalty platform, with a focus on AI/ML integration, security, and system reliability.

Key Responsibilities

  • Design and develop backend services
  • Create APIs and data models
  • Lead system design efforts
  • Integrate AI/ML solutions
  • Ensure system security and performance

Technical Overview

The technical environment includes backend development with Python, Java, REST APIs, microservices architecture, cloud platforms like AWS, Azure, Google Cloud, and AI/ML systems.

Ideal Candidate

The ideal candidate is a senior backend engineer with expertise in system design, AI/ML integration, and cloud platforms. They should have strong leadership skills and experience building scalable, reliable services for travel technology platforms.

Must-Have Skills

Bachelor's degree in Computer Science or related fieldBackend service developmentAPI designSystem designAI/ML integrationCloud platforms

Nice-to-Have Skills

Data sciencePersonalizationOptimizationDistributed systems

Tools & Platforms

JiraGitAWSAzureGoogle Cloud Platform

Required Skills

Backend servicesAPI designsystem designAIMLPythonJavaRESTmicroservicescloud platformsperformancesecuritydata modelingdeploymentmonitoringincident resolution

Hard Skills

Backend ServicesAPIsSystem DesignAI/MLPythonJavaRESTMicroservicesSecurityPerformanceCloud PlatformsData ModelingDeploymentMonitoringIncident Resolution

Soft Skills

LeadershipCollaborationCommunicationProblem-solvingReliabilityTeamwork

Industry & Role

Industry Travel & Hospitality
Job Function Building scalable, AI-enabled backend systems for loyalty services
Role Subtype Backend Engineer
Tech Domains Active Directory, Microsoft 365, Azure, Amazon Web Services, Google Cloud Platform

Keywords for Your Resume

backend servicesAPI designsystem designAIMLPythonJavaRESTmicroservicescloud platformsperformancesecuritydata modelingdeploymentmonitoringincident resolutiontravel technologyexpediascalable systemsreliabilitydistributed systems

Deal Breakers

Lack of backend service development experience, No AI/ML experience, No cloud platform experience, Bachelor's degree not in a technical field

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