Online Assessment:

1. Basic Aptitude Question
2. Basic Computer Science Question
3. Coding Question: Given an array of string (str[]), return an array (res[]) of int such that res[i] = no. of substring that form palindrome for str[i]

Face to Face Interview

1. https://leetcode.com/problems/sort-colors/
2. https://leetcode.com/problems/all-possible-full-binary-trees/
3. Given two threads, execute one thread after another k times without stopping the threads.

Verdict: Selected. Thanks to LC.
Compensation: 50K per month
Duration: 6 month

Edit:
PPO compensation details: https://leetcode.com/discuss/compensation/2097979/Nvidia-or-PPO-or-2022-or-India