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Data Scientist II

United Kingdom - London


We are looking for a business facing Data Scientist to join our Marketing measurement function to help uncover the true incremental impact of our marketing activities. You will deliver optimizations and ROAS measurement for the Global Marketing Organisation (GMO) at Expedia.

We structure problems, extract and analyse data and present the findings to our internal clients. In addition, our team handles the communication and relationships with internal customers across Expedia Worldwide. We are an award-winning team of analysts determined to push the boundaries of analytics and embrace new technologies. The Analytics and Revenue Management (ARM) team is essential to the company’s mission of becoming the world’s most intelligent travel marketplace.

What you’ll do

  • Drive scalable and repeatable data science capabilities within the team
  • Partner with Marketing teams worldwide, with a focus on Programmatic (and other) online marketing.
  • Develop and implement ROAS methodologies for online marketing channels.
  • Design A/B tests to optimise our marketing performance at various levels e.g. bidding, segment, etc..
  • Work directly with external vendors where appropriate to align on test specification and ensure accurate execution.
  • Prioritise a complex and substantial work load, ensuring client expectations are handled and analytical resource is focused on the most valuable activities.
  • Interact directly with multiple departments across the organisation. Identify key analytical opportunities that deliver valuable business insight.
  • Actively engage with customers to assess existing and upcoming business needs and maintain regular communication to update customers on progress made on projects.

Qualifications, work experience and education guidelines

  • You have strong experience in programming (Python, R, etc.) and data preparation (SQL).
  • You have an understanding of advanced statistics including modeling techniques such as regression.
  • You have the ability to apply a wide variety of technical methods and models to effectively solve business problems.
  • Extensive experience of Advertising measurement.
  • An understanding of the fundamentals of A/B testing in theory and practice.
  • Knowledge of the online media/marketing landscape and external measurement tools.
  • You have demonstrated the ability to work through complex business problems and partner with internal clients with a consultative approach.
  • You have well-rounded commercial knowledge covering product and marketing. Experience of e-commerce strongly preferred.
  • You have knowledge of and passion for Big Data.
  • Experience with Hive, Hadoop, Qubole preferred.
  • You have strong analytical and business modeling skills with the ability to convert raw data into actionable business insights.
  • You have a high level of proficiency in Excel, especially with large data sets.
  • You have excellent verbal, written and data visualisation skills.
  • You have experience working in a global matrix environment and can work remotely.
  • Experience mentoring or managing junior analysts
  • You have earned a degree in Economics, Mathematics, Business, or another technical field or related discipline.

Why join us

Expedia Group recognizes our success is dependent on the success of our people.  We are the world's travel platform, made up of the most knowledgeable, passionate, and creative people in our business.  Our brands recognize the power of travel to break down barriers and make people's lives better – that responsibility inspires us to be the place where exceptional people want to do their best work, and to provide them to tools to do so.

Whether you're applying to work in engineering or customer support, marketing or lodging supply, at Expedia Group we act as one team, working towards a common goal; to bring the world within reach.  We relentlessly strive for better, but not at the cost of the customer.  We act with humility and optimism, respecting ideas big and small.  We value diversity and voices of all volumes. We are a global organization but keep our feet on the ground so we can act fast and stay simple.  Our teams also have the chance to give back on a local level and make a difference through our corporate social responsibility program, Expedia Cares.

If you have a hunger to make a difference with one of the most loved consumer brands in the world and to work in the dynamic travel industry, this is the job for you.

Our family of travel brands includes: Brand Expedia®,®, Expedia® Partner Solutions, Egencia®, trivago®, HomeAway®, Orbitz®, Travelocity®, Wotif®,®, ebookers®, CheapTickets®, Hotwire®, Classic Vacations®, Expedia® Media Solutions,™, Expedia Local Expert®, Expedia® CruiseShipCenters®, SilverRail Technologies, Inc., ALICE and Traveldoo®.

Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, religion, gender, sexual orientation, national origin, disability or age.


Job Category
Technology Group

Job Function
Data Science

United Kingdom - London

Job Type
Full-Time Regular

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