Phone Interview

1. Integer to English words (https://leetcode.com/problems/integer-to-english-words/)
2. Given an array integers print the number that appear maximum number of times

Onsite

Round 1: https://www.***.org/sort-an-array-of-0s-1s-and-2s/
Round 2: System Desig API Rate Limiter and https://leetcode.com/problems/binary-tree-zigzag-level-order-traversal/
Round 3: Manager Interview, questioned about current work, Java Multithreading questions and general SDLC questions
Round 4: Behavioral Interview specific to OCI values
Round 5: https://www.***.org/find-minimum-number-of-coins-that-make-a-change/

OCI values were covered in all rounds, in coding rounds interviewers were interested in optimal solution only they did not focus on going from brute force to optimal solution. I struggled with both my coding problems.