In February 2026, AJ Moreno enhanced the chanzuckerberg/cztack repository by developing a configurable backup retention feature using Terraform and AWS. Moreno replaced the fixed 28-day backup retention with a flexible configuration variable, allowing teams to set custom retention periods tailored to their compliance and cost requirements. The implementation ensured that backups could be deleted without impacting uptime, supporting operational continuity during maintenance or policy changes. By aligning the work with tracked issues and maintaining descriptive commit history, Moreno demonstrated a methodical approach to infrastructure as code and database management, delivering a focused solution that addressed both reliability and operational flexibility.