✦ Luna Orbit — Software Engineering

Senior Software Development Engineer, Advertising Technology

at Expedia Group

📍 USA - Illinois - Chicago Unknown 💰 $171K – $240K USD / year Posted March 13, 2026
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Position Details

Salary $171K – $240K USD / year
Type Not Specified
Experience senior
Exp. Years 6+ years
Education Not specified
Category Software Engineering

About this role

This role involves leading the development of backend APIs and distributed systems for advertising technology, with a focus on AI and generative models to optimize ad delivery and performance.

Key Responsibilities

  • Lead backend API development
  • Design distributed systems
  • Implement AI/ML solutions
  • Mentor engineering teams
  • Ensure operational excellence

Technical Overview

The technical environment includes backend API development, distributed computing, AI/ML, generative AI, and large language models, aimed at building high-performance advertising systems.

Ideal Candidate

The ideal candidate is a senior software engineer with extensive experience in backend API development, distributed systems, and AI/ML, particularly generative AI and large language models. Leadership and mentoring skills are essential for guiding teams and driving innovation.

Must-Have Skills

Backend API developmentDistributed systemsAI/MLGenerative AILeadership

Nice-to-Have Skills

Large Language ModelsOperational excellenceHigh-performance systems

Tools & Platforms

AI systemsGenerative AI toolsDistributed computing platforms

Required Skills

Backend APIsDistributed systemsAIGenerative AILarge Language ModelsOperational excellenceHigh-performance ad delivery

Hard Skills

Backend APIsDistributed systemsAIGenerative AILarge Language ModelsOperational excellenceScalable systemsHigh-performance ad delivery

Soft Skills

LeadershipMentoringCollaborationInnovationProblem-solving

Industry & Role

Industry Advertising & Marketing Technology
Job Function Engineering leadership for advertising technology systems

Keywords for Your Resume

Senior Software Development EngineerBackend APIsDistributed systemsAIGenerative AILarge Language ModelsOperational excellenceHigh-performance ad systemsLeadershipMentoringBackend APIHigh-performance systemsScalable systems

Deal Breakers

Lack of experience with AI or distributed systems, No leadership or mentoring experience, No backend API development background

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