Over a two-month period, contributed backend enhancements and reliability fixes across Go and PHP projects. In dagger/dagger, developed support for non-default SSH ports in module references by extending SSH URL parsing and updating ParseGitRefString, accompanied by expanded unit tests to ensure robust deployment in restricted environments. For craftcms/cms, addressed configuration reliability by reordering project configuration changes, ensuring elementSources were fully built before applying related section updates, which eliminated undefined array key errors during partial-load scenarios. Demonstrated a methodical approach to backend development and unit testing, focusing on deployment flexibility, configuration integrity, and code maintainability within complex backend systems.