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How One Data-Loss Incident Led a Developer to Build a Fully Automated Backup Pipeline

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A developer shares how a botched hotfix that corrupted a user-profile table—with no recent backup available—prompted a complete rethink of database backup strategy. The incident resulted in hours of lost data and eroded team trust, becoming the catalyst for adopting a disciplined, automated approach. The new system uses cron jobs, pg_dump, and AWS S3 to run nightly encrypted backups without manual intervention. Critically, the pipeline includes a verification script that tests whether the latest backup can actually be restored, closing a common blind spot in ad-hoc backup practices. The developer argues that effective backup strategy rests on three pillars: automation, integrity verification, and a documented, rehearsed recovery plan.

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How One Data-Loss Incident Led a Developer to Build a Fully Automated Backup Pipeline · ShortSingh