Amazon

Three-round loop interview. 1st round: LLD regarding designing a package installer with dependencies. 2nd round: Heap-related question. 3rd round: Another untagged question involving subnet masks. It had nothing to do with subnet masks; it was done

The interview process includes a first coding interview, followed by a phone interview, and then four additional interviews. Each interview is one hour long. Thirty minutes are dedicated to a coding question, and the remaining thirty minutes focus on

It was an on-campus drive, and the interview consisted of two DSA rounds. I answered every question, including implementing a trie (possibly the toughest question on Amazon interview questions), but was still rejected.