I applied through an employee referral. The process took 2 months. I interviewed at Calamos Investments (Naperville, IL) in Nov 2018
Interview
Several rounds of interviews. Two video interviews, two onsite, and one paper discussion interview. I got the offer but got rescinded from them because they are not willing to wait for one more month for my receiving EAD card.
I applied online. The process took 4 weeks. I interviewed at Calamos Investments
Interview
Work did not sound very interesting even the group head was not very quantitative. I wanted to join a firm where I can learn from my boss and decided to not accept the offer.