Contributed backend enhancements to the louislam/uptime-kuma repository by delivering SIP monitoring improvements focused on performance and reliability. Refactored the SIP command execution logic to use execFile in place of exec, reducing system overhead and increasing stability during high-load monitoring scenarios. Streamlined error handling within the SIPMonitorType check method, resulting in clearer failure visibility and more accurate alerting. The work involved three targeted commits to the SIP monitoring module, with collaboration on implementation. Leveraged JavaScript and Node.js to address robustness in backend monitoring workflows, demonstrating a methodical approach to improving operational efficiency and maintainability in a production environment.