Have working experience in online payment industry and risk management.Domain knowledge including Fraud Risk Control, Credit Risk Control, Customer Behavior Analytic.Solid knowledge about Predictive Analytics/Modeling, implementing machine learning technology into business optimization and decision. Solid skills about data base including Mysql, Teradata and Hive, programming including C/C++, Java, Python, SAS, Shell, Hadoop, Cascading.Have experience in developing multiple statistical models, including Linear Regression, Logistic Regression, Decision Tree, Clustering, Neural Network and other algorithms.Have experience in Risk Strategy design including case review, fraud pattern recognition and decision tree building.Have developed couples of tools including Edge variable generation platform using Big Data technology, automation tools for model deployment and monitoring.