Learn CLOUDFORMATION with Real Code Examples
Updated Nov 27, 2025
Learning Path
Understand AWS core services (EC2, S3, VPC, IAM, Lambda)
Learn YAML/JSON syntax
Study CloudFormation template structure
Practice simple deployments
Advance to nested stacks, Change Sets, and StackSets
Skill Improvement Plan
Week 1: Basic template syntax and single-resource stacks
Week 2: Multi-resource stacks with dependencies
Week 3: Nested stacks and modular templates
Week 4: Parameters, mappings, and conditions
Week 5: StackSets and automated CI/CD deployments
Interview Questions
What is a CloudFormation stack and how is it deployed?
Explain parameters, mappings, and conditions in templates.
How does Change Set improve deployment safety?
What is drift detection in CloudFormation?
How do you manage multi-account deployments with CloudFormation?
Cheat Sheet
aws cloudformation create-stack
aws cloudformation update-stack
aws cloudformation delete-stack
aws cloudformation validate-template
aws cloudformation describe-stack-events
Books
AWS CloudFormation for Beginners
Mastering AWS CloudFormation
AWS CloudFormation Best Practices
Infrastructure as Code with CloudFormation
Pro AWS CloudFormation
Tutorials
Getting Started with AWS CloudFormation
Creating an S3 Bucket with CloudFormation
Multi-resource VPC and EC2 deployment
Nested Stacks and StackSets
CI/CD Integration for CloudFormation stacks
Official Docs
AWS CloudFormation User Guide
AWS CloudFormation Template Reference
AWS CloudFormation CLI Reference
AWS SAM Developer Guide
Community Links
AWS Developer Forums
StackOverflow CloudFormation tag
GitHub CloudFormation repositories
AWS CloudFormation subreddit
YouTube CloudFormation tutorials
Community Support
AWS Developer Forums
StackOverflow CloudFormation tag
GitHub CloudFormation repositories
AWS CloudFormation subreddit
YouTube tutorials and workshops