Writing · Arkhatic

Deep-dives on the
technical decisions behind my work.

Engine systems, security pipelines, audio synthesis, game design reviews, incident investigations. Some technical posts are detailed enough that I could rebuild the project from them, and that's the point!

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showing 1 of 13 · Fullstackclear ✕

Fullstack

May 11, 2026

8 min read

Picking RTDB for the auction hot path: three reasons and three regrets

Project Sato's hot path needs sub-100ms latency, atomic bid ordering, and listener cost that doesn't blow up under load. RTDB delivers two of three; Firestore delivers none. Here's why I split them, and what the split costs.

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