Worked on the flutter/flutter repository to enhance the stability of Autofill functionality in Android applications by addressing a null-safety defect in FlutterView related to the TextInputPlugin. Applied expertise in Java, Android development, and Flutter to implement a robust null-check guard, preventing NullPointerExceptions when autofill triggers before the engine is manually attached. The solution included an early-return path and debug warnings to maintain backward compatibility and facilitate troubleshooting. Expanded unit test coverage to validate the autofill-before-engine-attachment scenario, ensuring that the fix eliminated crash vectors while preserving existing behavior and aligning with Flutter’s goals for reliability and stability.