Senior Data Scientist, KAYAK

• Advanced degree (Masters, PhD) in Data Science, Statistics or a related field
• Extensive experience with data manipulation and extraction using relational databases (SQL)
• Ability to write high quality, scalable, maintainable code (Python, R)
• Strong story-telling and presentation skills to understand and communicate in the language of business partners, mostly within Marketing
• Strong foundation in experimentation methods and causal inference techniques
• Experienced in marketing science measurement methodologies like Causal impact, geo-lift on Google, and Marketing mix models
• Proactive work style, needing minimal guidance and demonstrating good judgment
• Has a keen sense of success criteria and demonstrates success through end-to-end QA. Independently adheres to strong testing and validation principles
• Passionate about large data sets in marketing, finance, and economics. Skilled in paid marketing data, time-series analysis, econometrics, and regression models

• The Marketing Measurement team's mission is to improve KAYAK's ability to measure the efficiency of marketing efforts. This role works closely with marketing leaders to make better data-informed strategic marketing decisions
• As a Senior Data Scientist on this team, you will have the opportunity to develop the frameworks and roadmaps to tackle marketing measurement challenges in an efficient way, work with the stakeholders to align on priorities, and closely work your team to build the robust measurement and experimentation solutions!
• Manage into end to end experimentation from formulating hypotheses, experiment design to collecting right data, doing power analysis to finally then implementing and analyzing experiment results
• Support in the initiatives towards building a robust framework for efficiently creating and evaluating creative, bidding and landing page experiments
• Develop new models and advanced analytics techniques to measure and optimize the marketing spend in a robust manner
• Support the development of less senior scientists, collaborates with team members to assure timely delivery of high-quality work
• Build standardized and scalable solutions, and lead from front in setting up the best practices

• Work flexibly: Our global flexible work policy lets our teams decide if they head into one of our offices or work from anywhere else
• Team-wide time off: Most of our team disconnects at the same time each year to recharge and reconnect
• Global volunteer week: Take VTO (Volunteer Time Off) to support the organizations and charitable efforts you believe in
• Wellness: We take care of each other - providing opportunities and spaces to live that work-life balance
• Resource groups: Our five ERGs are employee-led groups for underrepresented communities and their allies
• Career growth: We provide opportunities for our team to develop their skills – or learn new ones – on their own terms

KAYAK is a travel agency and metasearch engine owned and operated by Booking Holdings. KAYAK processes over 6 billion queries across its platforms each year for travel information - as one of the world’s leading travel search engines, KAYAK searches other sites to show travellers the information they need to find the right flights, hotels, rental cars and vacation packages. It offers a variety of tools and features such as KAYAK trips, explore, and price forecast.