Over a two-month period, this developer delivered a YANG model for mapping Traffic Class to DSCP values in the sonic-net/sonic-buildimage repository, enabling accurate traffic prioritization and reliable configuration reloads in dual-tor network topologies. Their work involved YANG modeling, network configuration, and DevOps practices to improve QoS accuracy and deployment stability. In the following month, they addressed a bug in sonic-net/sonic-mgmt by refining buffer queue deletion logic to enforce exact interface name matching, thereby enhancing data integrity and reducing misconfiguration risks. Their contributions demonstrated proficiency in Python, backend development, and rigorous testing to ensure robust network management solutions.