Microsoft

First, they asked for a short introduction about myself. After that, they asked me some questions based on my introduction. Following that, they gave me a sibling nodes problem on trees. They then asked about thread contention in operating systems a

OA -> Final virtual superday of 2x back-to-back LC interviews with 3 different teams. Difficulty of the LCs was easy and had 1x problem-solving non-LC interview.

Very straightforward, two back-to-back thirty-minute technical interviews that had a combination of LeetCode easy and medium questions, along with some behavioral questions that were sprinkled in there.