Worked on the Shopify/money repository to optimize the initialization process of the Money class, focusing on performance improvements for back end systems. The approach involved modifying the Ruby-based Money#initialize method to bypass redundant currency resolution, thereby reducing object creation overhead without changing the class’s external behavior or public API. This targeted enhancement was implemented using Ruby and Ruby on Rails, ensuring that the change remained isolated to the initialization path and maintained interface stability. The work aimed to deliver measurable value by decreasing initialization latency for typical workloads, reflecting a careful balance between performance gains and codebase reliability.