The alert fires. You''re the most senior engineer available. The site is down. Users are affected. Your team is waiting for direction. What do you actually do in the first 10 minutes — and what does good incident command look like vs. what most teams actually do?
A developer pushes a "quick test" with a hardcoded API key. Three months later, that key is in 47 forks, indexed by GitHub search, and being actively used by a botnet. Secrets in version control are a permanent compromise — git history doesn''t forget.
Design Kubernetes health checks, dependency health aggregation, and graceful degradation. Learn when to check dependencies and avoid cascading failures.
Master Helm chart design with sensible defaults, comprehensive testing, and promotion pipelines. Scale from single-chart deployments to Helmfile-orchestrated multi-chart platforms.
Implement hexagonal architecture to keep your domain logic framework-agnostic and testable, with ports defining contracts and adapters providing implementations.