Design a Real-Time Robot Chase Game on a Weighted Terrain Grid
Company: Airwallex
Role: Software Engineer
Category: System Design
Difficulty: medium
Interview Round: Technical Screen
Overview: System design question on a server-authoritative real-time chase game where AI robots pathfind toward a player across a 500x500 weighted terrain grid. It tests WebSocket state modeling, multi-tick moves, capacity math for robot pathfinding, hosting many concurrent games, and persisting game history.
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