Worked on code quality and user experience improvements across the biomejs/biome and bpftrace/bpftrace repositories, focusing on maintainability and error handling. In biomejs/biome, simplified error management by removing unused WorkspaceError variants in Rust, reducing the potential for error propagation and streamlining diagnostics. For bpftrace/bpftrace, refactored the --info command output using C++ to a two-column layout, making bug reporting more efficient and readable for both clinical and developer workflows. Leveraged skills in C++, Rust, and CLI tool development to align support code with new output formats, ultimately enhancing debugging efficiency and reducing triage time for engineering teams.