Murali Ramanujam refactored snapshot handling in the delta-io/delta-kernel-rs repository by introducing a SnapshotRef type alias for Arc<Snapshot>, streamlining how snapshots are referenced throughout the codebase. Using Rust and leveraging type aliasing, Murali reduced repetitive type definitions and improved code readability, making the codebase more approachable for new contributors. The refactor did not address bug fixes but focused on maintainability and consistency, laying a foundation for future enhancements related to snapshot management. This work demonstrated a thoughtful application of refactoring practices and Rust’s type system to reduce boilerplate and promote safer, clearer snapshot references across the project.