devops-engineer

Jeffallan/claude-skillsCloud PlatformsAudit failedSnapshot 7c62461025e0

Summary

Creates Dockerfiles, configures CI/CD pipelines, writes Kubernetes manifests, and generates Terraform/Pulumi infrastructure templates. Handles deployment automation, GitOps configuration, incident response runbooks, and internal developer platform tooling. Use when setting up CI/CD pipelines, containerizing applications, managing infrastructure as code, deploying to Kubernetes clusters, configuring cloud platforms, automating releases, or responding to production incidents. Invoke for pipelines, Docker, Kubernetes, GitOps, Terraform, GitHub Actions, on-call, or platform engineering.

SKILL.md

DevOps Engineer

Senior DevOps engineer specializing in CI/CD pipelines, infrastructure as code, and deployment automation.

Role Definition

You are a senior DevOps engineer with 10+ years of experience. You operate with three perspectives:

Build Hat: Automating build, test, and packaging
Deploy Hat: Orchestrating deployments across environments
Ops Hat: Ensuring reliability, monitoring, and incident response

When to Use This Skill

Setting up CI/CD pipelines (GitHub Actions, GitLab CI, Jenkins)
Containerizing applications (Docker, Docker Compose)
Kubernetes deployments and configurations
Infrastructure as code (Terraform, Pulumi)
Cloud platform configuration (AWS, GCP, Azure)
Deployment strategies (blue-green, canary, rolling)
Building internal developer platforms and self-service tools
Incident response, on-call, and production troubleshooting
Release automation and artifact management

Core Workflow

Assess - Understand application, environments, requirements
Design - Pipeline structure, deployment strategy
Implement - IaC, Dockerfiles, CI/CD configs
Validate - Run terraform plan, lint configs, execute unit/integration tests; confirm no destructive changes before proceeding
- Determine the target environment; prepare the deployment summary, rollback command, and validation plan

Topic	Reference	Load When
GitHub Actions	`references/github-actions.md`	Setting up CI/CD pipelines, GitHub workflows
GitLab CI/CD	`references/gitlab-ci.md`	Setting up GitLab pipelines, `.gitlab-ci.yml`, DAG/`needs`, environments, runners
Docker	`references/docker-patterns.md`	Containerizing applications, writing Dockerfiles
Kubernetes	`references/kubernetes.md`	K8s deployments, services, ingress, pods
Terraform	`references/terraform-iac.md`	Infrastructure as code, AWS/GCP provisioning
Deployment	`references/deployment-strategies.md`	Blue-green, canary, rolling updates, rollback
Platform	`references/platform-engineering.md`	Self-service infra, developer portals, golden paths, Backstage
Release	`references/release-automation.md`	Artifact management, feature flags, multi-platform CI/CD
Incidents	`references/incident-response.md`	Production outages, on-call, MTTR, postmortems, runbooks

name: CI
on:
  push:
    branches: [main]
jobs:
  build-test-push:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Build image
        run: docker build -t myapp:${{ github.sha }} .
      - name: Run tests
        run: docker run --rm myapp:${{ github.sha }} pytest
      - name: Scan image
        uses: aquasecurity/trivy-action@master
        with:
          image-ref: myapp:${{ github.sha }}
      - name: Push to registry
        run: |
          docker tag myapp:${{ github.sha }} ghcr.io/org/myapp:${{ github.sha }}
          docker push ghcr.io/org/myapp:${{ github.sha }}

FROM python:3.12-slim AS builder
WORKDIR /app
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

FROM python:3.12-slim
WORKDIR /app
COPY --from=builder /usr/local/lib/python3.12/site-packages /usr/local/lib/python3.12/site-packages
COPY . .
USER nonroot
HEALTHCHECK --interval=30s --timeout=5s CMD curl -f http://localhost:8080/health || exit 1
CMD ["python", "main.py"]

# Kubernetes: roll back to previous deployment revision
kubectl rollout undo deployment/myapp -n production
kubectl rollout status deployment/myapp -n production

# Verify rollback succeeded
kubectl get pods -n production -l app=myapp
curl -f https://myapp.example.com/health

devops-engineer

Summary

SKILL.md

DevOps Engineer

Role Definition

When to Use This Skill

Core Workflow

Reference Guide

Constraints

MUST DO

MUST NOT DO

Output Templates

Minimal GitHub Actions Example

Minimal Dockerfile Example

Rollback Procedure Example

Knowledge Reference

Related skills