How AI Assistance Improved Software Architecture Decisions Before Coding Began

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A developer building a hotel reservation system used Claude, an AI assistant, to think through architectural decisions before writing any code. The developer's initial plan was to bundle multi-currency pricing and timezone logic directly into the booking controller, which would have made the code difficult to test and maintain. A roughly 20-minute conversation with Claude led to the decision to separate those functions into dedicated service classes, keeping the controller clean and each component independently testable. This upfront planning reportedly saved hours of refactoring work later in the project. The developer emphasized that they retained full ownership of design decisions, with the AI serving as a sounding board rather than a replacement for engineering judgment.

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