One Developer, 85 Containers: How Smart Automation Rules Replace a Full Team

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A solo founder has spent 14 months building a self-operating infrastructure that now runs 85 containers, 24 databases, 67 domains, and 232 cron jobs. The system has autonomously completed 1,087 tasks with an 88% success rate, routing only edge cases back to the developer by design. Rather than automating everything at once, the developer learned to identify only repeatable, rule-based decisions as automation candidates. A 'Guard Rules' framework sets strict boundaries on what automated systems cannot do, such as blocking deployments during failed health checks, which has already prevented three production outages via automatic rollbacks. A second principle called 'Crystallization' converts repeated manual decisions into living configuration rules, replacing traditional documentation that quickly becomes outdated.

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How to Block Webhook Replay Attacks Using Node.js and PostgreSQL

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

A Practical DevOps Roadmap for Beginners Built Around Real-World Hiring Trends

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