The interview process began with a recruiter phone call, followed by two technical interviews.

The technical interviews were conducted via Microsoft Teams video calls.

Coding questions were answered in Codility.

All communication throughout the process was managed via phone calls and emails.

Given a string made of 3 types of brackets, return true if it is a balanced one.

Design and implement a Thread Pool with a fixed size.

Implement a binary tree iterator.

Traverse a binary tree in a "zigzag" form.

Write a logger that limits the amount of duplicate messages it can write in a specific timespan.