Contributed targeted documentation and CLI improvements across SeldonIO/seldon-core and biomejs/biome, focusing on enhancing developer onboarding and reducing support overhead. Improved the Kafka installation and pipeline documentation in Markdown by refining grammar, fixing broken links, and restructuring content for clarity. Introduced external YAML references to replace inline examples, increasing maintainability and accuracy. In biomejs/biome, corrected a CLI documentation hyperlink to ensure accurate IDE integration guidance. Demonstrated proficiency in Rust, Markdown, and CLI development, applying disciplined Git workflows and cross-repository collaboration. The work addressed documentation hygiene, streamlined onboarding, and minimized user confusion, reflecting a methodical approach to developer experience improvements.