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Dev Tools · 2h ago

Rock Paper Scissors Game Teaches Distributed Systems Lessons

By Meridian48 News Desk · Summarised from DEV Community ·

A developer built an online rock paper scissors game that has run for three years, revealing distributed systems challenges. The server never reveals picks early, uses atomic Redis operations to prevent race conditions, and stores only finished matches in PostgreSQL. A silent iOS widget failure taught the importance of surfacing errors.

Meridian48 take
The article's real value is in the practical distributed systems lessons, not the game itself, which is a clever but niche case study.
Read the full reporting
Rock paper scissors is secretly a distributed systems problem →
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