Worked on the earth-mover/icechunk repository to enhance safety and user guidance in concurrent file operations. Developed a feature in Rust that introduces a warning within the LocalFileSystem constructor, alerting users that concurrent writes are not supported and recommending object stores for multi-writer scenarios. This approach focused on improving data integrity by proactively preventing unsafe usage patterns, reducing the risk of data corruption. Emphasized clear in-code documentation and user-facing messaging to support maintainability and developer awareness. Demonstrated skills in concurrency, error handling, and system programming, with attention to repository hygiene and best practices for safe I/O workflows. No bugs were fixed.