Carlos Negrón focused on modernizing the build infrastructure for the laravel/livewire-starter-kit repository by upgrading core dependencies and aligning development workflows. He implemented updates to Vite v7 and the Tailwind plugin v4.1.11, using his expertise in build tools and dependency management to reduce tooling drift and ensure consistency between local and CI environments. Working primarily with JSON for configuration, Carlos’s changes improved maintainability and set the stage for faster iteration cycles. While the scope was limited to internal tooling and no user-facing bugs were addressed, his work provided a solid foundation for future development and streamlined upgrade processes.