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

Two rounds: 1 technical for 45 min. Asked DSA questions like valid parentheses and peak element, then optimized using binary search. 1 hr 45 min. Asked about projects and leadership questions.

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.