Worked on the kamailio/kamailio repository to enhance system stability by addressing a critical bug in the Redis client integration. Focused on C programming and network programming, the work involved refining TLS parsing and ensuring that command timeouts were set before authentication, which improved the reliability of Redis-backed features such as routing and session management. The update also included better handling of Sentinel server addresses, reducing the risk of outages and enabling more predictable startup behavior. By concentrating on Redis integration and robust connection sequencing, the developer contributed to smoother deployments and reduced incident risk for systems relying on Redis.