Phone Screen: The questions in this round will be related to your resume and skills, focused on understanding you as an applicant more than your technical proficiency. 2. Technical Interview: You can expect questions related to coding, algorithms, and machine learning. You will be assigned 1 or 2 problems to solve within a stipulated time. 3. On-site Interview: The final and most challenging round of the Amazon SQL Interview process is the on-site interview, also known as “The Loop.” There can be 3-5 rounds, where each round goes on for about 45 minutes and is extremely exhausting. The loop can be further broken down into 3 types of rounds: Coding round , Behavioral round, the Bar Raiser round.