Argumentum ad populum. What kind of experience to those engineers? That matters. Another possible conclusion is that the parent was talking about use cases that are not simple web apps or marketing pages but real issues in large software.
Again you're taking your own circumstance or even patent inability and extending that to the entire technology.
You've set yourself up such that all I need to do is go "I'm developing complex veterinary software including integrations with laboratory equipment" and you're completely falsified. Why expose yourself like this instead of being intellectually humble?