There were three interviews.

The first one was a phone interview, which was pretty easy.

The second interview was on Skype, and it was a lot tougher.

The final round was in the office of Bloomberg.

I was happy about the process and hadn't expected not to receive an offer.

In the phone interview, they first asked me about myself and why I would want to join Bloomberg.

Then, they began to ask me some knowledge questions, mainly in Java.

At the end, I was asked to implement an easy question:

Given an array of real numbers, find the average of all the numbers except the minimum and maximum.