Roee focused on backend reliability improvements for the sonic-net/sonic-utilities repository, addressing a critical memory leak in the Redis client during FRR route checks. Using Python, Roee ensured that the Redis subscriber and selector were properly closed after processing route updates, which prevented queue buildup and excessive memory consumption during long-running operations. This fix reduced the risk of dbmemory errors and stabilized interactions with sonic-mgmt under heavy workloads. Roee validated the solution through targeted testing and memory profiling, demonstrating a strong understanding of backend resource management and Python’s memory handling, even though the work centered on a single, high-impact bug fix.