David Cornelson is an IT veteran of 40 years, having started with COBOL on punch cards, then RPG III, BASIC, Visual Basic, .NET, the cloud, and moving from developer to architect to entrepreneur. He has spent a large portion of his "free time" learning about LLMs and specifically Claude AI. After over a thousand hours of work with Claude, he has discovered a set of patterns/workflows that allow a focused technical person the ability to extract quality code, even targeting complex software engineering.