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A recruiter contacted me on LinkedIn. We set up an initial telephonic chat, followed by two telephonic interviews. Both were coding and algorithms-related. I didn't do well in the first one; I received feedback that I was slow in providing responses

This is way too long. If you don't follow up, the recruiter might forget you ever applied, or sometimes even that they contacted you in the first place. Overall, once you reach the on-site stage, things tend to go smoother.

The interview process consisted of five rounds. First, I had one recruiter call, followed by conversations with engineers from two different teams. These engineers conducted LeetCode-style interviews. Finally, I completed an onsite interview with in