Worked on the snowflakedb/gosnowflake repository to enhance reliability and resource management in upload and download workflows. Focused on backend development using Go, the primary contribution involved identifying and fixing a memory leak in the upload utilities by ensuring proper closure of file and response bodies after use. This targeted remediation improved stability and reduced memory footprint during concurrent data transfers, directly supporting robust data ingestion and export pipelines. The work emphasized code hygiene and maintainability, with clear commit documentation to facilitate future refactoring and incident response. Skills applied included API development, Go programming, and backend systems engineering for data workflows.