Michael Carroll worked on streamlining the Windows build process for the ros2/rviz repository by removing the vendored freetype and zlib libraries. Using his expertise in build system management and CMake, he focused on reducing external dependencies to simplify maintenance and improve the onboarding experience for Windows contributors. The technical approach involved updating the CMake configuration to eliminate bundled libraries, which reduced the build’s surface area and sped up CI and build times. The changes were validated through continuous integration and peer review, demonstrating a thoughtful and targeted improvement to the project’s build infrastructure within a focused, one-month development period.