Cheng Feng

Singapore Singapore

Data Geek

Technology / Software / Internet

Over 5 years specialized in big data analytic, mainly in Data Acquisition, Marketing Intelligence, Web Analytics, Fraud Detection, Recommendation, etc. Specialties: Machine Learning Algorithms: SVM & Neural Network & PCA & Clustering & Regression & Decision Tree & Outliers Detection; Web Analytics & Clickstream System & Graph Analysis & Data Warehousing; Tools: Hadoop(MapR), Spark(Scala,pyspark,MLlib,SparkSQL,Graphx, Magellan for Geospatial Analytics), Presto, HBase, Hive, Drill, Sqoop, Kafka and Storm. DB: Greenplum & Oracle(11g&10g) & PostgreSQL & Mysql. Also Interested in operation research, convex optimization, stochastic optimization.