decision framework

The most frequently asked applied GenAI question, and the one most candidates turn into a definition dump. What the interviewer wants is a decision framework with a default and the conditions that override it. Here is the call that earns points.

The senior signal is fitting the method to what is genuinely missing rather than reaching for your favorite. Knowledge, behavior, or actions each steer you to a different tool. Here is the decision framework that scores highest.

Both work, so the decision is made by four numbers: how many examples you have, how far the capability has to move, how many variants you must serve, and how many GPUs you own. The serving axis is the one candidates never mention.