Round 1

1. How garbage collectors work in java?
2. Difference between Sleep and wait
3. How create multiple thread pools
4. Problem : https://leetcode.com/problems/merge-k-sorted-lists/description/
5. Problem : https://www.codingninjas.com/studio/problems/find-all-triplets-with-zero-sum_873143
6. Explain promise in nodejs and syntax

Round 2

1. How nodejs works
2. What are the react hooks present
3. A small program on react (2 input fields with first name and last name and display it in console)
4. A small program on node express api (accept firstNmae and Last name and same in memory and using get api get it)

Round 3 (System Design)

1. High level design for CPU moitoring system
2. API development for shopping cart - cart add, cart get, cart remove all, cart update
3. How to handale scale and load in a system, what are ways to do that
4. What are the tools you are using for day to day activites
5. What's your role in your current project
6. A SQL query (Couldn't solved it)

Round 4 (Managerial)
Most of the question on the current project"

Compensation: https://leetcode.com/discuss/compensation/4336473/247.ai