terraform-infrastructure-as-code

Provision infrastructure across AWS, Azure, and GCP using Terraform by configuring provider blocks, defining resources in HCL, and organizing code into reusable modules. Terraform applies your declarations to create and manage VPCs, subnets, NAT gateways, and other cloud resources in a provider-agnostic way.

Manage state with remote backends and state locking to prevent concurrent modifications in production deployments. Store remote state centrally, enable locking mechanisms, and configure backends like S3, Azure Storage, or Terraform Cloud for secure, collaborative infrastructure management.

Build reusable modules by organizing HCL configurations into directories with input variables, outputs, and resource definitions. Modules encapsulate infrastructure patterns, reduce duplication across deployments, and enable consistent provisioning across multi-cloud environments.

Yes, integrate Terraform into CI/CD workflows to automate infrastructure provisioning. Run plan and apply stages in your pipeline, validate HCL configurations, manage state remotely, and orchestrate multi-cloud deployments with version control integration.

Use count and for_each to provision multiple similar resources programmatically, and dynamic blocks to generate nested configuration blocks conditionally. These patterns enable flexible, scalable infrastructure code that adapts to variable inputs without duplication.

For single-developer local projects, local state is acceptable. However, remote backends with locking are essential for team collaboration and production deployments to ensure consistency, prevent state corruption, and enable safe concurrent operations.