Dror Bogin focused on improving build reliability and automation for open-source projects over a two-month period. Working with Python and Markdown, Dror addressed Windows-specific build issues in the qgis/QGIS and valhalla/valhalla repositories. In QGIS, Dror updated the Ninja build tool reference in INSTALL.md, resolving errors caused by outdated tooling and enhancing reproducibility for both local developers and CI pipelines. For Valhalla, Dror fixed path normalization in the build extraction script, ensuring consistent handling of Windows file paths and supporting smoother cross-platform builds. The work demonstrated attention to detail in documentation and scripting, with targeted, well-scoped engineering solutions.