Worked on the facebook/react-native repository to address a stability issue in Android animation handling, focusing on preventing crashes during complex navigation transitions. Implemented a fix in PropsAnimatedNode.updateView to skip missing mapped nodes during in-flight updates, ensuring that the teardown of connected views mid-frame no longer leads to application crashes. This approach brought Android behavior in line with iOS, reducing race conditions and improving the reliability of native-driver animations. The solution was developed using React Native and Kotlin, included thorough cross-repo validation and test coverage, and involved collaboration across teams to ensure maintainability and consistency in mobile development workflows.