One phone screen and one onsite interview by two people. The focus was only on core Java for a contract position.

Total time duration to know the result took around 2 weeks.

The phone screen was basically on app dev. Questions on Spring annotations: @Repository, @Service, @Controller, @Component, etc. Maven configuration and build process.

Some questions on Java HashSet: what happens if you try to add a duplicate, does it update or not?

The onsite interview was conducted by 2 people.

Questions on HashSet implementations, and the sort method implementation using Comparable.

Some core Java questions like Runnable vs. Callable.

Write a program to find the number of pairs of integers in the array whose sum is equal to 'sum'.

SQL to write the first highest salary.