DevOps & platform engineering guide

DevOps and GitOps automation for cloud infrastructure

Turn releases, infrastructure changes and operations into reviewed code that deploys itself — with pipelines, GitOps controllers and guardrails that make speed safe.

CI/CD pipelinesGitOps deliveryPlatform engineering

Why manual operations cannot keep pace

When infrastructure changes happen in consoles and releases depend on individual heroics, every deployment carries hidden risk: drift between environments, configuration that nobody can reproduce, and incidents that take hours to diagnose. Automation replaces that fragility with declared intent — the desired state lives in Git, machines converge reality toward it, and humans review the intent rather than execute the steps.

What a modern cloud delivery pipeline includes

1. Source of truth

Everything in Git: application code, Terraform, Helm charts, policies and runbooks. Branch protection and mandatory review are the governance layer.

2. Continuous integration

Every commit builds artifacts, runs tests, scans containers and IaC (Trivy, Checkov) and signs what it produces. Fast feedback beats heavy gates.

3. GitOps delivery

Argo CD or Flux reconciles clusters against the declared state. Drift is corrected automatically; promotion between environments is a pull request.

4. Progressive delivery

Canary and blue-green releases with automated rollback driven by SLOs, so a bad build affects 1% of traffic for minutes, not 100% for hours.

5. Observability & SLOs

Prometheus, Grafana, OpenTelemetry and cloud-native monitoring feed alerting and rollback decisions. Deployments are judged by user-facing reliability, not completion status.

6. Self-service platform

An internal developer platform exposes golden paths — scaffolding, pipelines, environments — so product teams ship without filing infrastructure tickets.

Toolchain across the lifecycle

LayerOpen-source staplesManaged options
CIGitHub Actions, GitLab CI, TektonGitHub Actions, CircleCI, AWS CodeBuild
Infrastructure as codeTerraform, OpenTofu, Pulumi, AnsibleTerraform Cloud, AWS CloudFormation, Azure Bicep
GitOps & deliveryArgo CD, Flux, Helm, KustomizeGKE Autopilot, AKS + Azure DevOps, EKS Blueprints
Security scanningTrivy, Checkov, OPA, SnykGitHub Advanced Security, cloud-native scanners
ObservabilityPrometheus, Grafana, Loki, OpenTelemetryDatadog, New Relic, Azure Monitor, CloudWatch

Where AI-assisted operations fit

AI now sits inside mature pipelines in three ways: triaging failures by correlating logs and test history, summarizing pull-request risk for reviewers, and forecasting capacity from historical demand. The principle from our agentic infrastructure work applies here too — let agents recommend and draft, let humans approve production changes, and automate only the boring, reversible steps like environment cleanup and dependency updates.

Automation maturity checklist

  • All infrastructure and application configuration lives in Git with review required.
  • Every commit runs build, test and security scanning before merge.
  • Environments are created and destroyed by pipeline, never by hand.
  • Production deploys are canaried and roll back automatically on SLO breach.
  • Golden paths let a new service reach production on day one without tickets.
  • Drift is detected continuously and reconciled by a GitOps controller.

Make delivery your competitive advantage

Seventh Square Consulting builds CI/CD pipelines, GitOps platforms and internal developer platforms on AWS, Azure and Google Cloud.

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