Worked on the redis/lettuce repository to enhance stability and reliability by addressing a critical issue in the Redis handshake process. Focused on error handling, the developer ensured that runtime exceptions during the handshake are now properly propagated to the Handshake future, preventing silent failures and making error states visible to callers. This solution was implemented in Java and reinforced with targeted unit testing to guard against future regressions. By prioritizing robust error propagation and comprehensive test coverage, the work improved the reliability of Redis connections and contributed to a more predictable and maintainable codebase within the project’s core infrastructure.