You can get something similar with back-to-front. You don't have to spend your time imagining.
With front-to-back, you mock out data. With back-to-front, you mock out interfaces. This is how I write Django projects. I write models, which I can start using right away. Sure it's in the REPL, tests, or admin pages. But I'm using real functionality with real data from the very beginning. Then the custom views and templates get added on top.
With front-to-back, you mock out data. With back-to-front, you mock out interfaces. This is how I write Django projects. I write models, which I can start using right away. Sure it's in the REPL, tests, or admin pages. But I'm using real functionality with real data from the very beginning. Then the custom views and templates get added on top.