Data Scientist II

About Us: At Booking.com, data drives our decisions. Technology is at our core. And innovation is everywhere. But our company is more than datasets, lines of code or A/B tests. We’re the thrill of the first night in a new place. The excitement of the next morning. The friends you encounter. The journeys you take. The sights you see. And the memories you make. Through our products, partners and people, we make it easier for everyone to experience the world. Role Description: As a Data Scientist II of the App Marketing Analytics team, you will work on measurement and optimization of all Booking.com app marketing channels (GTA, preinstalls, Apple Search Ads, Google ACi, Meta / Facebook, Liftoff, etc). You will be responsible for the performance of these channels, partnering with marketing operations and product development teams, as well as applying relevant statistical methodology to estimate, optimize, and report on the incremental value of app marketing campaigns. Within Growth Marketing, App Marketing Analytics focuses on app install campaigns. Our goal is to drive app user acquisition and visibility across the app marketing mix. Key Job Responsibilities and Duties: Own paid app bidding by developing and implementing algorithms that allow us to compete in auctions for paid install sources Measure and optimize the incremental value of an app install Measure and optimize the synergies across the app marketing mix (paid and direct channels) Leverage incrementality insights to allocate resources across the app marketing mix Qualifications & Skills: 3+ years of experience working in Data Science roles; advanced degree preferred (Statistics, Econometrics, Applied Mathematics, Marketing Science, or similar) (mandatory) Strong working knowledge of statistics (mandatory) Strong working knowledge of SQL and at least one scripting language (Python or R) (mandatory) 1+ year of experience working in Marketing (desired) Experience using experimental and non-experimental methods to calculate the incremental return on investment of campaigns (desired) Experience analyzing campaigns using privacy-preserving data (SKAN, data clean rooms / sandboxes) (desired) Understanding of auction theory and competitive dynamics (desired) Analytical, strategic, humble, entrepreneurial, and data-driven (mandatory) Comfortable interacting with stakeholders throughout the global organization (mandatory) Strong communication and presentation skills (mandatory) Flexibility to accommodate change and thrive in ambiguity (mandatory) Benefits & Perks - Global Impact, Personal Relevance: Booking.com’s Total Rewards Philosophy is not only about compensation but also about benefits. We offer a competitive compensation and benefits package, as well unique-to-Booking.com benefits which include: Annual paid time off and generous paid leave scheme including: parent, grandparent, bereavement, and care leave Hybrid working including flexible working arrangements, and up to 20 days per year working from abroad (home country) Industry leading product discounts - up to 1400 per year - for yourself, including automatic Genius Level 3 status and Booking.com wallet credit Diversity, Equity and Inclusion (DEI) at Booking.com: Diversity, Equity & Inclusion have been a core part of our company culture since day one. This ongoing journey starts with our very own employees, who represent over 140 nationalities and a wide range of ethnic and social backgrounds, genders and sexual orientations. Take it from our Chief People Officer, Paulo Pisano: “At Booking.com, the diversity of our people doesn’t just build an outstanding workplace, it also creates a better and more inclusive travel experience for everyone. Inclusion is at the heart of everything we do. It’s a place where you can make your mark and have a real impact in travel and tech.” We ensure that colleagues with disabilities are provided the adjustments and tools they need to participate in the job application and interview process, to perform crucial job functions, and to receive other benefits and privileges of employment. Application Process: Application and CV review Business Interview 1 Business Interview 2 Hiring Decision Let’s go places together: How we Hire This role does not come with relocation assistance. Booking.com is proud to be an equal opportunity workplace and is an affirmative action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. We strive to move well beyond traditional equal opportunity and work to create an environment that allows everyone to thrive. Pre-Employment Screening If your application is successful, your personal data may be used for a pre-employment screening check by a third party as permitted by applicable law. Depending on the vacancy and applicable law, a pre-employment screening may include employment history, education and other information (such as media information) that may be necessary for determining your qualifications and suitability for the position.