During November 2025, contributed a targeted stability improvement to the rackerlabs/genestack repository by addressing intermittent write failures in the Zaqar messaging component. The work involved updating the Zaqar configuration to ensure the Redis service URI pointed to the master instance, thereby enhancing message durability and reducing error rates under load. This fix was implemented using YAML for configuration management and validated through comprehensive deployment sanity checks. Leveraging skills in Cloud Services and DevOps, the developer improved the reliability and throughput of Redis-backed Zaqar writes, laying groundwork for future enhancements in configuration management and operational consistency across environments.