Building a Multi-Cloud Infrastructure with Terraform (AWS + Azure)

Introduction In modern cloud engineering, organizations increasingly adopt multi-cloud strategies to improve resilience, avoid vendor lock-in, and optimize cost. In this project, I designed and deployed infrastructure across: Amazon Web Services (AWS) Microsoft Azure Using a single Infrastructure as Code (IaC) tool: 🛠 Terraform This article explains the architecture, configuration, deployment steps, and lessons learned. Project Architecture Overview AWS Resources EC2 Instance (Ubuntu Server) RDS MySQL Database Azure Resources Resource Group Virtual Network + Subnet Windows Virtual Machine IIS Web Server Public IP + NSG All provisioned using Terraform providers for both clouds. Step 1: Install Prerequisites Before starting, install: Terraform AWS CLI Azure CLI Git VS Code Install Terraform HashiCorp distributes Terraform as an executable CLI that you can install on supported operating systems, including Microsoft Windows, macOS, and several Linux distributions. You can also compile the