Symfony Messenger: What the Documentation Does Not Cover

Last year we took over a Symfony e-commerce application that was struggling under a combination of high customer traffic and a constant flood of write operations from external systems: product updates, price changes, availability feeds, all hitting the application simultaneously. The Messenger setup was already in place. Messages were being

AI Writes the Draft. You Own the Mess.

AI writes code that works. That's not the same as code that's good. The moment you merge it, you own it — the shortcuts, the weak names, the missed boundaries. Here's why clean code matters more now, not less.