SERVER

Linux(CentOS, Ubuntu, Redhat), WINDOWS

WEB Server - Apache, Nginx, WebTob

WAS Server - Tomcat, Jeus

AWS - EC2, RDS, S3, R53

DATABASE

Oracle, Mysql, MariaDB, SqlServer

Stored routines, Spatial character

BACK-END SIDE

Java, PHP

Framework - Spring framework, Spring-boot, Struts, Dev-On framework, Codeigniter

Build - Maven, Gradle

FRONT-END SIDE

PHP, JSP, HTML, CSS, Javascript

JSTL, jQuery, Bootstrap

STUDING

Python, C#

Django, React.js

Unity5

ETC

Google Map API

GIT, SVN, Jenkins, Confluence, JIRA, Slack, redmine

OZ report, OZ viewer