Production-Ready AWS 3-Tier Architecture with Terraform (SSM & Secrets Manager)

Introduction Building a "VPC-EC2-RDS" stack is a common task, but making it production-ready requires more than just resource creation. In this post, I will share a modular Terraform setup that implements: Modular Design : Reusable code for VPC, EC2, and RDS. Bastion-less Access : Using AWS Systems Manager (SSM) instead of SSH. Secret Management : Managing RDS passwords via AWS Secrets Manager. Project Structure We follow the standard environment/module separation to ensure scalability. terrafor