1p3a Experience · Mar 2026 · Los Angeles

Design a Gaming Leaderboard Service

Interview Experience

Design a Gaming Leaderboard Service Imagine you are building a backend service for game studios. Games run on players' computers, and after a game session ends the client wants to show two things ri

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About This Question

This is a candidate experience report from a reddit interview for a swe role reported in 2025.

It covers the following topics: Heap, Queue, Sql, Stack, Strings, System Design .

Difficulty rating: Easy