Worked on stabilizing the Kotlin Multiplatform test build for the androidx/androidx repository, focusing on the tracing module. Addressed test flakiness by relocating device tests into the kotlin directory, ensuring proper compilation and reliable execution across multiple targets. Utilized Kotlin and Gradle to validate the build and testing flow, confirming that test artifacts were generated and test classes were discoverable. Improved connected Android test execution from zero to eleven tests run, demonstrating enhanced test reliability. Applied skills in Android development, Kotlin Multiplatform, and testing to increase CI reliability and support robust validation workflows for multiplatform components within the project.