Candidature list for interview is based on reference as well as open application. But the interview is really meant for choosing a right candidate, so desired candidates can break it, but if the demand is more and if they doesnt get right candidate, then luck is there for undesired

The Interview was first by Phone from HR which then lead to a Skype Meeting for phase two with the Hiring Manager and finally a face to face at the office with the Hiring Manager and senior staff.