Worked on stabilizing the WebNN and TFLite integration within the mozilla/gecko-dev repository by addressing failures in web-platform-tests caused by a previous optimization. Focused on reverting the QDQ fusion path for element-wise logical operations, the work restored stability across multiple build configurations while maintaining performance improvements in unaffected areas. Utilized JavaScript and testing skills to validate the changes against comprehensive test suites and continuous integration pipelines. Documented the rationale and communicated the impact to quality assurance and downstream teams, ensuring that the fix was isolated to the problematic path and minimized the risk of regressions in other configurations.