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Round 1 (Difficult): Online test related to Data Structures. Round 2 (Easy): General Data Structure questions, pertaining to backtracking and time complexity analysis. Round 3 (Difficult): Deep dive into Java, multi-threading, and Streams in Java 8

I was contacted by a recruiter and scheduled a phone screen for the following week. The interviewer was 10 minutes late. After introductions, which took another 10 minutes, he spent 5 minutes setting up CoderPad. The interviewer disabled his video

Direct HackerRank coding challenge. Brief introduction, then dive into the coding challenge. Ask more questions on the limitations. Proceed at least with a brute-force approach. Keep trying; don't give up until available time. More discussion on