As a Engineer
AppDeveloper(iOS,Android,Cocos2dx)/ServerAppDeveloper(Node.js,Wicket,RubyOnRails)
As a student major in Physics in Tokyo University Of Science.
As a Teacher
I taught a High School Student,which is poor at Math,English,Chemistry,them.At first, his score's position was almost last.But He got 3rd Rank in his grade.(mainly chemistry)