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Expedia Group Logo

Principal Machine Learning Scientist - Principal Machine Learning Scientist - Generative AI & Customer Experience

Expedia Group

$224,000 - $358,500
Sep 24, 2025
Seattle, WA, US
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Expedia Group is looking to improve customer experience in the travel domain by developing state-of-the-art machine learning algorithms and Generative AI solutions to power and enhance post-booking recommendations, customer service, and trip management use cases.

Requirements

  • Expertise in more than one major ML programming language (Python, R, Scala, etc.) and familiarity with others.
  • Experience leading large data science technical programs, delivering successful outcomes typically involving cross-functional teams of 10+.
  • Demonstrated ability to regularly contribute to the data science and technology community through blog posts, tech talks, major data science or technology domain conferences/events, etc.
  • Experience defining data science best practices at a team/capability level.
  • Expertise in configuring, maintaining, and optimizing storage and processing environments (cloud, on-premises, cluster management, etc.).
  • In-depth understanding of all aspects of machine learning theory.
  • Strong experience in application in an industrial setting and crafting robust solutions relatively quickly.

Responsibilities

  • Configure, maintain, and optimize storage and processing environments (cloud, on-premises, cluster management, etc.).
  • Build production-grade data and machine learning pipelines that support batch and streaming applications.
  • Perform applied research to consistently achieve desired solution performance and improve organizational capabilities.
  • Demonstrate an in-depth understanding of all aspects of learning theory.
  • Support leaders in setting up frameworks for the machine learning development lifecycle and devise machine learning strategies.
  • Advise business leaders in complex settings to create and enable robust machine learning solutions with high impact, at an expert level.
  • Lead and mentor others in all machine learning activities.

Other

  • Bachelor's, Master's, or Ph.D. degree in a technical field or equivalent related professional experience.
  • Strong communication and storytelling skills to effectively convey complex technical concepts to diverse stakeholders.
  • Collaborative mindset and ability to lead cross-functional teams in delivering innovative solutions.
  • Strategic thinking and business acumen to align machine learning initiatives with organizational goals and drive measurable impact.
  • Ability to work with employees with disabilities and provide accommodations as needed.