Expedia is the global leader in travel. From the practical matters of booking flights, cars, hotels, packages, local activities, or vacation rentals to the realization of dreams and bucket lists, we cover the entire breadth of this deep and varied relationship. We team up with our partners to provide outstanding offers to our customers. Some of our partners are huge brands, and some are individuals with a studio apartment to rent. Our customers are diverse, and we seek to deliver value and a great experience. Our technical challenges are endlessly complex and yet meaningful and exciting.

Expedia, the world leader in online travel, is looking for a Data Scientist II to join the Platform and Marketplaces team. The Data Scientists in this team create and deploy sophisticated machine learning models that power a vast range of applications related to optimizing flight search and the traveler Flight shopping experience. Building on strong competencies in Statistics, Machine Learning, Artificial Intelligence, Data Mining, Natural Language Processing and so on, they work closely with business units and internal partners to understand issues and implement industry-leading solutions. Data Scientists on the team continually perform deep dives into the data to uncover new patterns and business opportunities, and take the lead to move new insights from inception to production.

What you'll do

• Develop, validate, and maintain data mining tools, algorithms, and other capabilities to tackle fraud prevention problem
• Collaborate with other statisticians, data scientists and machine learning engineers to formulate innovative solutions to experiment and implement sophisticated modeling techniques
• Analyze data covering a wide range of information from customer profile to transaction history
• Serve as key technical resource in Expedia's Flights Data Science team
• Communicate sophisticated concepts and the results of the analyses in a clear and effective manner
• Collaborate with engineers and testers for model release

Who you are

• Requires a Master's of Science degree or a Ph.D. degree (preferred) in computer science, statistics, engineering, mathematics, or physics
• Minimum two years of industry experience in developing machine learning models
• Have a passion for working on big data and professional experience in fraud prevention models preferred
• Strong programming skills using R, Python, SQL and Java
• Strong problem solving skills and communication skills

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.

Our family of travel brands includes: Brand Expedia®, Hotels.com®, Expedia® Partner Solutions, Egencia®, trivago®, HomeAway®, Orbitz®, Travelocity®, Wotif®, lastminute.com.au®, ebookers®, CheapTickets®, Hotwire®, Classic Vacations®, Expedia® Media Solutions, CarRentals.com™, 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, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.

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, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.