Three Rounds from C++ and DevOps Basics to LRU Cache

Round 1 I was asked about my experience with DevOps teams. The difference between a const variable and a static variable in C++. What is a database? How do you quickly retrieve data from a massive amount of data? The principles and concepts behind red-black trees (RB tree) and tries (prefix trees). Using Jenkins and its plugins. How to efficiently read/fetch a huge log file (How to fetch large lo…

Shared by a candidate · reported Oct 2026. Interview formats change; use it as a guide, not a script.