Vivek Reddy Karri enhanced the sonic-sairedis repository by delivering a feature that increased the ZeroMQ response buffer size from 4MB to 64MB, enabling support for large bulk payloads in high-volume RPC scenarios. He approached the problem by tuning memory buffer management within the C++ codebase, focusing on scope-limited changes to reduce the risk of buffer-related failures. This work improved the reliability and scalability of downstream services interacting with sonic-sairedis, allowing them to handle greater throughput under peak loads. His efforts demonstrated practical expertise in network programming, system programming, and ZeroMQ, addressing a specific performance bottleneck with targeted engineering solutions.