Worked on stabilizing text rendering in the godotengine/godot repository by addressing a bug related to emoji handling within the Text Server. Focused on improving the rendering of keycap emoji sequences, the developer introduced a constant for the combining enclosing keycap and updated the emoji processing logic to ensure correct display across supported platforms. Using C++ as the primary language, the work enhanced both the reliability and visual correctness of text rendering, particularly for keycap sequences. This targeted fix contributed to more consistent cross-platform behavior and a smoother user experience, demonstrating depth in C++ development and specialized text rendering skills.