Customer-Facing GenAI System Design Is Its Own Interview Loop

Most system design preparation is built around classic backend prompts: design a feed, a chat system, a rate limiter, a file store, or a ticketing service. Those exercises are still useful. They do not fully prepare you for the customer-facing GenAI loop, where the real question is closer to this: A customer wants an AI assistant over internal documents. How do you start, what do you ask, what do you build, and how do you know it is safe enough to trust? ...

June 29, 2026 · 5 min · Patrick Selamy