Applied through University Career Services and submitted application, CV, and Cover Letter. Was contacted to take numerical test for the company. After the passing the first, the first round of interviews were 2 interviews, 25 minutes each. The interviews were conducted via phone, and were done with only one person. Initially both interviews consisted of asking about work experience, fit questions, why Citi, and why investment banking. Later on the interview very easy technical questions were asked about portfolio diversification and portfolio correlation.