Core banking modernization is crucial to keep pace with a fast-evolving market. However, there is considerable operational risk involved due to the transformation complexity and the potential disruption of day-to-day operations. A core banking system is a back-end system that processes banking transactions across the various branches of a bank. It includes deposit, loan, and credit processing. These systems perform mission-critical operations and constitute the backbone of the bank’s IT infrastructure. As such, the company was looking to modernize its core banking system (CBS). Founders of the credit union viewed core replacements as a necessity that can no longer be ignored. They wanted to make banking processes more convenient for existing and potential customers.