The first inteview was with the recruiter 3 days after first contacting me by phone.The second interview was by phone and I talked to one of the HR manager after exactly one week after the first interview.The third interview was a face to face interview with the Team Leader that was supposed to lead the team I was hired for and this one took place exactly one week after the third interview.The last interview was with the Operating Manager which presented me all that the company was able to offer me after the exact same period of time.