Now I am focusing on Java, especially JVM. Debugging expert, do very well on performance tunneling and trouble shorting. Familiar with Big Data (Apache Flink), good at Hadoop, HBase, Hive, etc. creating a big data engine for Cainiao logistics. good at the unit test, load test, docker, Kubernetes, MySql. Ex-Microsoft solution expert. Focused on .netframework. code review, trouble-shorting, performance tunning, writhe important code, take many tech lectures for CTOs/senior directors/tech leaders of Microsoft`s premier customers in the Chinese market. most of the time, the content was the theory of .netframework. ©