Java EE Apache Tomcat Spring MVC/Spring Boot Logback SLF4j

Java XML jQuery JavaScript HTML OOA

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Microservices architecture Apache HTTPD mod_jk mod_cluster Apache Tomcat

Linux Tomcat Ibm Db2 Luw Oracle Postgresql

IBM WebSphere WebLogic Apache tomcat DB2 Oracle

SQL Linux Tomcat Apache

Python Node.js Golang GIT Hibernate

Apache Jboss WebSphere Tomcat ISAM