Jobs

The Live Search Core Relevance group is hiring extremely talented, highly motivated and productive individuals. You will be part of the Live Search Data Mining team, developing advanced and practical data mining and machine learning techniques for solving the hottest and most challenging problems in the world. Here, you have the right environment and strong support to drive your favorite features to solution. You are empowered to influence millions of end users while impacting Windows Live�s company value. You will have the opportunities to work together with world class researchers and developers to stay in the front of advancing technology.

The goal of Live Search is to deliver the most relevant internet search to our customers by building the best search engine. To achieve this goal, data mining/ machine learning/ statistics/ database techniques are critical. We have a huge amount of data ranging from user interaction logs, to web documents, to user feedback, to system performance data. This data contains valuable information for building the #1 system to serve people�s information needs. The main challenge is to effectively discover this information and use it in the system. We are developing advanced and practical data mining and machine learning techniques to derive information (such as: understanding user intent, discovering patterns to improve search relevance and result ranking, detecting and filtering bot traffic, spam, and noise, measuring relevance and user satisfaction quickly and effectively, identifying new information needs from end users, identifying weak points of the search system, discovering system performance problems, and many many more). We also work on techniques to manage and process petabytes of data efficiently and effectively. You will have opportunities to use and contribute to a high performance super-parallel/distributed massive storage computer system.

Job Responsibilities include:

• Analyze (including processing) a huge amount of data by using data mining and statistics techniques. The goal is to generate actionable insights for improving search technology and systems, increasing user satisfaction, as well as understanding search user behavior and Search business.
• Research and exploration in the areas of data mining, machine learning, text mining, search system live measurement and monitoring, bot/spam traffic identification and filtering, etc.
• Work with other teams in Live Search on identifying problems in different areas where data mining/machine learning/statistics can help. Explore and develop solutions to these problems. Act as an expert in the area of data mining/machine learning/statistics to serve the fast growing needs of Live Search.
• Develop techniques/algorithms for research and analysis work mentioned above.
• Design and carry out experiments to evaluate research results and their real impact on Live Search production systems.
• Design and develop software systems/solutions to push research and analysis results into production systems and generate impacts on very large number of users.
• Own some of the features/problem spaces in this area and provide technical leadership to other developers.

• Extensive knowledge and experience in data mining/text mining/machine learning/statistics/databases
• Strong theory/algorithm background and very good understanding on how to apply advanced knowledge to solve real problems
• Solid experience in very large real world data analysis especially web data analysis
• Experience/knowledge with various data analysis tools, data mining tools, and statistical packages
• Superior communications skills, both verbal and written
• Ability to work independently and in a team to research innovative solutions to challenging business/technical problems
• Attention to detail and data accuracy
• Extensive software design and development skills/experience with C/C++/C#/Perl/SQL
• Minimum of 7 years in the industry.
• Master degree or PhD (preferred) in the area of data mining/machine learning/statistics is required.

Must currently possess legal authorization to work in the U.S.