Zheng J.

Client: proficient in JavaScript, XHTML, AJAX, ext,, familiar with SVG, XSLT, etc Template engine: proficient in JSP and freemaker Java se: i/o, NiO, socket network programming, JDBC, HashMap principle, understand the basic operation principle of JVM, understand the basic JVM basic GC Design patterns: familiar with common design patterns and have a certain understanding of OO ideas Java ee: proficient in spring, spring MVC, ibatis, mybatis, hibernate, spring boot, spring cloud, JPA Database: proficient in mysql, Oracle, pl/sql programming, familiar with Oracle architecture, mongodb, redis Report application: proficient in ireport+jasperreport and moistening Design tools: Rose, Jude, powerdesiner Development tools: proficient in using eclipse, MyEclipse, idea Process engine: proficient in Oracle BPM process engine and Puyuan BPS process engine Server: familiar with tomcat, Weblogic and netty Version control: familiar with ClearCase, SVN and Git Operating system: familiar with Linux Ubuntu system common commands, centeros7 Message Oriented Middleware: Kafka Search engine: Lucene, Solr understand the principle of inverted index Multithreading: object locking and merging Distributed: familiar with Dubbo, fegin, ribbon, zookeerper, distributed cluster, fastdfs High availability: familiar with fusing, fusing, degradation and current limiting of hystrix Load balancing: familiar with nginx and zuul Stress testing: proficient in using jmater Virtual machine: proficient in Oracle VM VirtualBox, docker, reacher, docker comresponse Other languages: Python Artificial intelligence: keras, tensorflow