Technical Screen

Windowed Map Coding Question, Rude Interviewer

StackAdaptSoftware Engineer · Technical Screen · Mar 2025

The question was to implement a Windowed Map — a KV store with a time window. Data arrives at irregular intervals, and only the data within the most recent window size / time window is kept; anything outside the window is expired and no longer visible to the user. You need to implement 3 methods (as efficiently as possible): Get(key): if the key exists and hasn't expired, return the value; otherw…

Shared by a candidate · reported Mar 2025. Interview formats change; use it as a guide, not a script.