Description A technical guide to developing full-stack financial services software with an emphasis on regulatory compliance and the integration of generative AI to assist in the development lifecycle. Key Topics: FinTech architecture, Automated Clearing House (ACH) file processing, containerization with Docker, API documentation, and AI-assisted coding and research. About the Technology: Financial software requires adherence to specific security and regulatory standards. Generative AI tools are used here to streamline research, development, and testing within these constrained environments. About the Book: The text follows the development of an ACH processing application. It covers FinTech fundamentals, data visualization with React, and the implementation of backend processing and auditing systems. About the Reader: For developers interested in FinTech; examples are provided in Python. About the Author: Christopher Kardell and Mark Brouwer both have over 20 years of experience in the financial technology industry.