Worked on backend enhancements for the spring-projects/spring-integration repository, focusing on Redis-backed components using Java and Redis. Delivered a feature that optimized key deletion by refactoring RedisMessageStore and RedisLockRegistry to use the UNLINK command exclusively, improving asynchronous deletion efficiency and reducing CPU overhead while maintaining API compatibility. Addressed a bug by refining log verbosity in RedisLockRegistry, ensuring that CAS/CAD support logs at the INFO level for Redis 7 to reduce unnecessary alerts and clarify feature availability. Demonstrated skills in backend development, Java, and cross-branch Git workflows, with an emphasis on maintainability, performance, and operator experience across supported Redis versions.