Web application full stack development • Extensive experience in J2EE, web application architecture, JVM optimization, memory and classloader leaks detection • Deep understanding of JVM, REST • Expertize in Java, Spring, Javascript • Clear understanding of REST • Software Development: - Backend: Spring MVC, Spring boot, Jersey, Java concurrency, lucene, elasticsearch Redis, memorycache, ehcache - Container: Tomcat, Jetty - Frontend: Extjs, JQuery, Vue.js - Script language: Javascript, Python, Perl - Database: Oracle, DB2, Mysql - System: Linux, Macos