Clipboard Interview Question

1st interview - It was a pair programming round in which I was asked to code a Work shift module for nurses that consisted of certain functions to add, delete, edit shifts. Questions were on which data structure to be used to store this data (I used map) and what can be the edge cases and how to solve those. 2nd Interview - Basics of Node.js and then array pair based problem. 3rd interview - Engineering Manager round, talked about the problems I have worked on in past companies and some behavioral questions.