• Lead engineer and architect a wide variety of data platform, distributed application and back end system, social network platform and social search. • Success in developing large scale, globally distributed, high profile web applications • Particularly interested in web application and back end system. • Hands-on experience with full software development life cycle processes Specialties: big data platform, message broker, web service, large scale distributed software, social search, social network, system design and integration, C++, JAVA, PHP, Apache, LAMP

Principal Engineer @ Build a big data platform with open source technologies cassandra, kafka, storm, spark, hadoop. From August 2015 to Present (5 months) Data architect @ Develop a high scalable big data platform based on cassandra and AWS. From May 2014 to Present (1 year 8 months) principal architect @ Design the architect of message broker, web service, semantic search engine, enterprise data bus for an operation support service system. Lead the implementation and integration of this system. From September 2011 to May 2014 (2 years 9 months) principal engineer @ Lead engineer and architect Design and implement a wide variety of web application and back end system, social network platform and social search. From July 2000 to August 2011 (11 years 2 months) research scientist @ research scientist From 1998 to 1998 (less than a year) engineer @ software engineer From 1994 to 1996 (2 years)

PhD, Computer Science @ University of Minnesota-Twin Cities From 1996 to 2000 MS, Computer Science @ Computing Center, Chinese Academy of Sciences From 1991 to 1994 BE, Computer Science @ Tsinghua University From 1986 to 1991 Difu Su is skilled in: Distributed Systems, Scalability, Web Services, Amazon Web Services (AWS), C++, Hadoop, Large Scale Systems, Message Broker, Java, Apache, PHP, LAMP, Unit Testing, Social Networking, MapReduce