Round 1: DSA
https://leetcode.com/problems/course-schedule-ii/description/
https://leetcode.com/problems/rotting-oranges/description/
Round 2: DSA
Similar to https://leetcode.com/problems/meeting-rooms-ii/description/
https://leetcode.com/problems/longest-substring-of-all-vowels-in-order/description/
Round 3: HM round
Discussion about current project, system design concepts, a couple of behavioural questions
Round 4: Round with the Director
Discussion about the current project, a lot of behavioural questions and discussion about concepts related to asynchronous jobs, debugging issues, optimization and scaling techniques.