Amir Aupov focused on improving continuous integration stability in the llvm/llvm-zorg repository by removing the non-functional bolt-aarch64-ubuntu-clang-meta builder from the Buildbot configuration. Using Python and build system configuration skills, Amir identified that this builder consistently failed and provided little actionable feedback, which increased maintenance overhead and obscured legitimate build issues. By isolating and removing the problematic builder, Amir streamlined the CI pipeline, reduced noise, and enabled faster, more reliable validation of pull requests. The work addressed a specific bug rather than adding new features, reflecting a targeted and pragmatic approach to maintaining build reliability and operational efficiency.