Worked on truenas/middleware and keycloak/keycloak repositories, focusing on backend stability and user experience improvements. Enhanced HexOS payload handling on the Goldeye platform by increasing the wsocat buffer size and refining systemd service reliability through targeted configuration changes. Addressed startup reliability by adding RestartSec to service management, leveraging Linux administration and Python skills. In keycloak/keycloak, improved the recovery flow by correcting a user-facing warning message, reducing confusion and supporting better documentation practices. Maintained code quality and traceability with clear commit messaging. The work demonstrated a methodical approach to backend development, systemd service management, and user-facing documentation enhancements.