Shakeel developed a targeted performance optimization for the tw93/Mole repository by implementing a cache cleanup function for Puppeteer, focusing on automation and shell scripting. This enhancement addressed cache bloat by managing cache size, which reduced memory usage and improved page load times for Puppeteer-driven workflows. The solution was delivered as a stable, maintainable feature with a clear commit history, emphasizing reliability and long-term maintainability. Shakeel utilized bash scripting and testing skills to ensure the function integrated smoothly into existing automation pipelines. While no major bugs were fixed during this period, the work demonstrated depth in performance tuning and system resource management.