Senior Data Scientist - Rankings & Recommendations (all genders)
Primary stack
Job description
About the Position
Senior Data Scientist - Rankings & Recommendations (all genders)
Munich, Germany
About the Position
We are looking for a Senior Data Scientist to join our Search Intelligence team at Holidu, based in Munich, Germany. This role is hybrid with two office days per week.
You'll be instrumental in shaping our ranking and recommendation systems, which are used by over 70 million annual users to discover vacation rental properties. Your work will directly impact search conversion and business results, making this one of the highest-leverage problems in the company.
Responsibilities
- Develop high-impact models and improvements for our ranking, recommendation, and personalization systems.
- Take models from conception to production, monitor their performance, and iterate to enhance accuracy and efficiency.
- Design and run A/B tests as a core part of ranking development.
- Collaborate closely with Product Managers and Software Engineers to identify, prioritize, and ship ranking improvements.
- Ensure model reliability in production.
- Take the technical lead on projects by driving direction, scoping initiatives, and guiding prioritization.
- Continuously fold AI into how you work.
Requirements
- 3+ years of experience as a Data Scientist with a proven track record of applying ML models to solve real business problems.
- Experience with ranking models or recommender systems is a strong advantage.
- A quantitative degree in Machine Learning, Computer Science, Mathematics, Physics, or a related field.
- Strong foundations in statistics, predictive modelling, and machine learning, with hands-on experience in Python and SQL.
- Hands-on experience with tree-based and gradient-boosting models (XGBoost, LightGBM, CatBoost) on large-scale tabular data.
- A proactive, self-starting mindset.
- Genuine enthusiasm for using AI in your daily work.
Our Tech Stack
- Python
- Airflow
- dbt
- AWS (SageMaker, Redshift, Athena)
- MLflow
We Offer
- Impact: Shape the future of travel with products used by millions of guests and thousands of hosts.
- Learning: Grow professionally in a culture that thrives on curiosity and feedback.
- Great People: Join a team of smart, motivated, and international colleagues.
- Technology: Work in a modern tech environment.
- Flexibility: Work a hybrid setup with 50% in-office time for collaboration.
- Perks on Top: Travel benefits, gym discounts, and other perks.
About the Company
Holidu is an AI-first company where your modelling stays grounded in machine learning and statistics, but you'll have large-scale access to the best AI tools and the freedom to weave them into everything you do. Everyone here experiments and shares what works, and we'll count on you to help push how far AI can take us.
Ready to Apply?
Apply online on our careers page! Your first travel contact will be Adam from HR.
We are committed to diversity in all aspects of our business. We encourage applications from all genders, all corners of the world, and all individual backgrounds. You are welcome to submit your application without a photo and without stating your gender, date of birth, marital status, nationality, or disability status (if applicable). If you require any special assistance when arranging interviews, office visits, or the recruitment process in general, please contact the relevant HR person responsible for this job and we will do our best to accommodate your needs.
Contact Us
Do you have questions about a role or want to learn more about us? Send us an email and we will get back to you soon!
© Holidu GmbH. This job description was sourced from the employer's public career page. TheJob is not the employer — we index the posting and route candidates to the source. All content rights and hiring decisions belong to the employer.
Holidu is building the world’s best search engine for vacation rentals. Our mission is to make finding and booking the perfect rental finally easy. We are on this journey in a rapidly growing team of travel and technology enthusiasts from all over the world. Our travel mates also include investors and mentors who have helped companies such asBooking.com, Spotify and Zalando to achieve global success. So, pack your bag, hop on board and get ready for take off!Our office is in Munich, Germany.