# Backup & Disaster Recovery > Selected work demonstrating this service. - [Automated 100 critical data backups using Barman, Google Cloud, Bash, and Python, ensuring data integrity across databases.](https://data.engineer.company/portfolio/automated-100-critical-data-backups-using-barman-google-18/) - [Configured database backup retention as infrastructure‑as‑code, then audited the recovery position and documented the restore procedure — naming the remaining gaps rather than leaving them to be found during an incident.](https://data.engineer.company/portfolio/configured-database-backup-retention-as-infrastructure-as-code-72/)