Joy Lee developed a firmware-level layout alignment for the skiller_sgk50_s4 keyboard within the srwi/qmk_firmware repository, focusing on improving the accuracy of keymap definitions. By updating the LAYOUT_all macro to LAYOUT_60_iso and adjusting both the default and layer 1 keymaps, Joy ensured the firmware more closely matched the physical keyboard layout. This work involved embedded systems and firmware development, utilizing C to implement the changes. The update addressed layout discrepancies, enhancing the reliability of keyboard customization for end users. Over the course of one month, Joy delivered a targeted feature with clear technical depth, though no bugs were addressed.