Senior Data Scientist

Did you ever think that two pixels could result in millions of dollars of added revenue? This was just one of the ten thousand experiments that we ran last year.

Want to be at the forefront of Big Data? Want to ship features at a startup-like pace? If so, join the Microsoft Analysis and Experimentation team. We are building a world-class experimentation platform (ExP) that accelerates innovations for Bing and key partners in Microsoft by testing new ideas quickly and reliably. Such as: What factors affect the quality of the Bing user experience? What causes users to make a first payment with XBox? The list of needs grows every day.
The ability to experiment is credited as one of the key reasons that Bing quickly closed the gap on Google. We are now at the next phase of our mission: bring Bing’s innovation process to the rest of Microsoft. Come and join us in the revolution!
A successful candidate can be a generalist who is passionate about working full-stack or a specialist in at least one of the areas: API design, scalable service development, building user interface or backend systems to work with large datasets interactively.
On the team, you’ll have opportunities to:
Build a software service for innovation that the world-class researchers and developers in Microsoft teams depend on.
Apply engineering and analytical practices at petabyte scale using one of the world’s largest data processing system (COSMOS) with hundreds of thousands of servers.

Demonstrated ability to working across the software stack, including data mining at scale, database design, and frontend/backend services.
Fluency in many programming languages and ability to quickly learn new ones (C#, SQL, Javascript/TypeScript, etc.)
Experience leading agile process and proven success in shipping at high cadence.
A strong sense of curiosity and a willingness to learn, share, and improve.

Preferred Qualifications:
Familiarity and/or contributions with open source software stack.
Experience in modern web development (HTML5, JavaScript, jQuery, etc.) and design.
Data hacking skills and knowledge in various analytical programming languages and frameworks: Hadoop/MapReduce, SCOPE, R, Python EXP

Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request to