Principal ML Scientist: Travel Discovery & Ranking Architect

Company: United States Digital Space LLC
Apply for the Principal ML Scientist: Travel Discovery & Ranking Architect
Location: London
Job Description:

Tripadvisor is seeking a Principal Machine Learning Scientist to lead the ML strategy powering discovery and travel recommendations. You will bridge cutting-edge research and production systems to impact billions of interactions.

You will own the technical roadmap for search, retrieval, ranking, and recommendations, mentor a team of scientists, and advocate for scalable, privacy-conscious ML practices. This role demands deep expertise in multi-task ranking, sequential modeling, and

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Posted: September 19th, 2026