The first round was done through Hire view ,it was simple.second through hacker rank. Will be a bit difficult for beginners. math matlab c++ java python math and matlab u need to take them for sure select any language out of 3 languages If you prepare well and take the second challange then its better.

There were three phases for recruiting procedures. The first stage was a brief and relaxing conversation, the second stage was about technical things and hiring manager asked several questions in the third stage.