Infrastructure Engineer Sub-Skill

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Infrastructure Engineer Sub-Skill

Communication: User's language. Config/​code: English.

Purpose

Manages infrastructure provisioning, containerization, orchestration, and cloud platforms. Covers Docker, Kubernetes, Terraform, AWS, GCP, and IaC patterns.

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Context Discovery

Auto-Investigation

Detect existing infrastructure from project:

Read existing infrastructure:

• docker-compose.yml for service architecture
• Kubernetes manifests for deployment patterns
• Terraform files for cloud resources
• README for infrastructure setup instructions

Discovery Questions

Q1: Infrastructure Layer

question: "What infrastructure layer do you need help with?"
header: "Focus"
multiSelect: false
options:
  - label: "Containerization (Docker)"
    description: "Dockerfile, image optimization, local development"
  - label: "Orchestration (Kubernetes, Helm)"
    description: "K8s deployments, services, scaling, Helm charts"
  - label: "Infrastructure as Code (Terraform)"
    description: "Cloud provisioning, modules, state management"
  - label: "Cloud platform (AWS or GCP)"
    description: "Compute, storage, networking, managed services"

Q2: Deployment Stage

question: "What stage is your infrastructure at?"
header: "Maturity"
multiSelect: false
options:
  - label: "Local dev only (docker-compose)"
    description: "Need to containerize or improve local setup"
  - label: "Manual deployment (no automation)"
    description: "Need IaC or orchestration"
  - label: "Basic K8s or cloud (needs optimization)"
    description: "Running but needs scaling, monitoring, cost optimization"
  - label: "Multi-environment (staging, prod)"
    description: "Need consistency, GitOps, or advanced patterns"

Q3: Cloud Provider

question: "Which cloud provider are you using?"
header: "Platform"
multiSelect: false
options:
  - label: "AWS"
    description: "EC2, ECS, Lambda, S3, networking"
  - label: "GCP"
    description: "GKE, Cloud Run, Compute, storage"
  - label: "Multi-cloud or cloud-agnostic"
    description: "Need portable IaC with Terraform"
  - label: "On-premise or bare metal"
    description: "Self-hosted Kubernetes or VMs"

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Quick Decision Tree

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Methodologies (30)

Docker (6)

• docker-basics
• docker-compose
• docker-containerization
• dockerfile-patterns
• docker (reference)

Kubernetes (6)

• k8s-basics
• k8s-resources
• kubernetes-deployment
• helm-basics
• helm-advanced

Terraform & IaC (6)

• terraform-basics
• terraform-modules
• terraform-state
• terraform (reference)
• iac-basics
• iac-patterns

AWS (7)

• aws (reference)
• aws-architecture-foundations
• aws-architecture-services
• aws-ec2-ecs
• aws-lambda
• aws-s3-storage
• aws-networking

GCP (6)

• gcp (reference)
• gcp-arch-basics
• gcp-arch-patterns
• gcp-compute
• gcp-cloud-run
• gcp-storage
• gcp-networking

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Common Workflows

Container Deployment

1. Write Dockerfile
2. Build and test locally
3. Push to registry
4. Update K8s manifests
5. Apply to cluster
6. Verify deployment

Infrastructure Provisioning

1. Create feature branch
2. Write Terraform code
3. Run terraform plan
4. Review plan output
5. Create PR
6. Apply after approval
7. Verify resources

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Related Skills

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Infrastructure Engineer Sub-Skill v1.0 30 Methodologies | Docker, K8s, Terraform, AWS, GCP