Worked on improving the stability of Android text input within the AvaloniaUI/Avalonia repository by addressing a critical crash related to backward text selection. Focused on refining boundary checks for the SelectedText property, the developer used C# and Android development skills to identify and resolve an issue that previously caused application crashes during certain user interactions. The solution involved precise software debugging and careful code changes, which reduced the risk of crashes and enhanced the reliability of mobile text input. All modifications were linked to issue tracking for improved traceability, supporting both review and quality assurance processes within the project.