Javascript(Node.js)
★★★★☆ more than 2 year

C#
★★★★☆ more than 3 years

VB
★★★★☆ more than 1 years

Java
★★★★☆ more than 3 years

Flex(ActionScript)
★★★★☆ more than 2 years

Android
★★☆☆☆ less than 1 years

PHP
★★☆☆☆ less than 1 years