Docker Best Practices for Production Deployments in 2026: The Complete Engineering Guide Docker DevOps 2026 Guide May 7, 2026 · 12 min read Docker Best Practices for Production Deployments in 2026: The Complete Engineering Guide 👤 Tahar Maqawil — Senior Application Developer Informaticien d'Application · DevOps & Containers Specialist · Bioquro 10+ years containerizing and deploying production applications with Docker and Kubernetes I once audited a production Docker setup where the base image was ubuntu:latest , the application ran as root, the image was 3.4GB, and the Dockerfile had the application code copied before the dependencies — meaning every single code change triggered a full dependency reinstall in CI. The team had been deploying this way for two years. The security scanner flagged 847 CVEs. Build time was 18 minutes per commit. None of this was malicious — it was simply...
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