Mercari Software Engineer interview experience

The confusing part was that they said to plan for about eight hours, so it ended up being a pretty intense sprint rather than a casual weekend project.

Once I submitted it, the interviews followed in a tight sequence: three rounds where I spoke with a prospective team member, then a team manager, and finally a director. Each round felt more like evaluating how I think and how I work than testing my ability to grind on new LeetCode problems.

Even though the coding part was time-consuming, the overall difficulty felt manageable, and the process structure was clear enough to follow. I didn’t