Many years of big data architecture and machine learning experience. Familiar with applications of recommendation system, churn prediction, analysis of user groups.Familiar with big data technology stack including Hadoop, Hbase, Elasitcsearch, Spark and AWS components Kinesis, DynamoDB, EMR, S3.Familiar with machine learning algorithm algorithms (LR, Regression, Random Forest, NN, etc.), As a team leader leading the team develop big data computing / machine learning platform to improve company on big data and AI-related domain abilities.As engineer familiar with Python, Scala, Java, and most toolkits for machine learning and have deep understanding on Akka, Spark.As Speaker was invited to multiple meetings about bigdata or machine learning, included AWS Summit 2017Lifelong learner.