Data Scientist – AI Search & Ranking

As a Data Scientist in our AI Search team, you’ll shape how millions of travelers discover and compare hotels on our platform. Our team powers hotel search across 35+ languages and 55 countries, processing millions of queries daily.

Requirements

  • 5+ years of experience in search, information retrieval, NLP, machine learning, or deep learning with demonstrated product impact
  • Deep expertise in semantic search technologies including query understanding, embedding-based retrieval with vector databases, and Learning-to-Rank methodologies
  • Proficiency with LLMs and transformer architectures (BERT, T5, GPT) including fine-tuning, prompt engineering, and application to search use cases
  • Strong Python and SQL skills with hands-on experience using ML frameworks such as PyTorch, TensorFlow, or HuggingFace
  • Solid foundation in statistics with proven ability to design, execute, and analyze large-scale A/B tests and apply causal inference methods
  • Excellent communication and collaboration skills with the ability to explain complex ideas to non-technical stakeholders and mentor junior team members
  • Master’s or PhD in Computer Science, Machine Learning, Information Retrieval, Natural Language Processing, Recommender Systems, or a closely related field.

Benefits

  • Generous Paid Time Off
  • Flexible working hours
  • Up to 2 work from home days weekly
  • Remote work option
  • Free language classes
  • Relocation package
  • Visa support
  • Interest-free newcomer loan
  • Free access to the Heycare platform
  • On-campus kids room
  • Canteen budget
  • Complimentary snacks and drinks
  • On-site gym
  • Sports classes
  • Urban Sports Club membership
  • Ergonomic desks and focused work areas

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To apply for this job please visit careers.trivago.com.


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