Continuous Deployment Strategies: Ship Safely and Often

Continuous deployment means every change that passes automated tests goes to production. Here's how to do it safely and confidently.

Deployment Strategies#

Rolling Deployment#

Blue-Green Deployment#

Canary Deployment#

Feature Flags#

Basic Implementation#

Feature Flag Service (LaunchDarkly-style)#

Database Migrations#

Backward-Compatible Changes#

Migration Tooling#

Rollback Strategies#

Instant Rollback#

Feature Flag Rollback#

Database Rollback#

Monitoring and Alerts#

Deployment Metrics#

Automated Rollback#

CI/CD Pipeline#

Conclusion#

Continuous deployment requires confidence in your testing, monitoring, and rollback capabilities. Start with feature flags and rolling deployments, then add canary releases as your monitoring matures.

The goal is shipping safely, not shipping fast. With good practices, you get both.