Technology

Programming languages
Java J2EE
JavaScript
PHP
HTML
CSS
SQL
Delphi
Elixir
Objective C
XML
Frameworks
Laravel
AJAX
NetBeans
Symfony
Delphi
CodeIgniter
Ruby on Rails
Angular
Vaadin
Wicket
Thymeleaf
Java FX
Spring
Front end
React.js
Vue.js
GWT
Swing
 

Application and web servers
Apache Tomcat
Apache HTTP
Nginx

Databases
Oracle
MySQL
MS SQL Server
PostgreSQL
Cassandra
FIND (In-Memory)
NonSQL

Interfaces
JPA
Navicat
ccTalk
Google APIs
Facebook API