Worked across four repositories to enhance code quality, documentation, and maintainability in projects such as starkware-libs/cairo, ethereum/consensus-specs, celestiaorg/celestia-core, and celestiaorg/celestia-app. Focused on improving code readability by refining comments and correcting typographical errors, particularly in Go and Python codebases. Updated documentation for Celestia Core’s propagation reactor, clarifying its role in block gossiping and proposal tracking. Addressed naming consistency issues in Celestia App, ensuring variable names adhered to best practices. Emphasized code review, technical writing, and testing throughout the process, contributing two new features and resolving two bugs to support long-term project maintainability.