Data Scientist

KAYAK

Job

In this role, you will develop scalable Machine Learning solutions to address product and business challenges, run experiments, and communicate results clearly to various audiences.

Job summary

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Job technologies

Your role in the team

  • Translate product and business challenges into well-defined modeling problems, hypotheses, and measurable objectives.
  • Ship production-ready, scalable Machine Learning solutions with real-world impact on user experience and key business metrics.
  • Design and evaluate experiments, building rapid prototypes, assessing results rigorously, and iterating on promising ideas.
  • Collaborate across Data Science, Product, and Engineering, communicating findings, recommendations, and trade-offs clearly and concisely to both technical and non-technical audiences.

Our expectations of you

Qualifications

  • Strong technical foundations in statistics, machine learning, and programming, backed by a track record of solving complex, real-world data science problems. Demonstrated capability matters more than academic credentials.
  • Ownership, sound judgment, and analytical thinking, with the ability to navigate technical trade-offs, work independently, and recognize when to seek guidance.
  • Fluency with AI-assisted workflows, leveraging modern tools to improve productivity and quality while critically evaluating their outputs and limitations.
  • Curiosity, humility, and a collaborative mindset, with a commitment to continuous learning, sharing knowledge, and improving together.

Experience

  • Hands-on experience developing ML models in business or production environments, with the ability to clearly explain the problems addressed, your specific contributions, and the resulting impact.

What we offer

  • This role will be required to work from our Berlin office 3 days per week.

Topics you will work on

Job locations

About your employer

KAYAK is a renowned metasearch engine for travel services and is part of Booking Holdings. The company processes billions of search queries and provides travelers with a wide range of offers from various sources. With a presence in over 30 countries and AI-powered tools, KAYAK simplifies the search for flights, hotels, and rental cars.

Company type
Established Company
Work model
Onsite, Hybrid
Industry
Internet, IT, Telecommunication
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Data Scientist

KAYAK