In March 2026, Jeter refactored the countNonZero utility in the opencv/opencv repository to support multi-type data handling by updating its signature to use void pointers. This change, implemented in C and C++, allowed the function to operate across various matrix types, improving API flexibility and enabling broader reuse throughout image processing pipelines. Jeter’s approach reduced code duplication and aligned with team feedback during code review, ensuring maintainability and consistency. By establishing a foundation for future data-type extensions, Jeter’s work enhanced the project’s scalability and maintainability, demonstrating strong skills in C programming, C++ programming, and code refactoring.