Uber Drivers Software Engineer interview: recursive strings and trees

I had two separate interviews built around DSA problems. The first was a recursion-based string-manipulation question. The second moved to trees and asked for a tree coding solution. Both interviews added follow-ups after the main question, so finishing the initial problem was not the end of it. Those extensions raised the difficulty and made the rounds feel more demanding than the opening prompt…

Shared by a candidate · reported Jun 2026. Interview formats change; use it as a guide, not a script.