Reading time: 9 min
Platform engineering starts with reusable patterns and clear ownership boundaries.
Before
resource "aws_instance" "app" {
ami = var.ami
instance_type = "t3.large"
}After
module "app_ec2" {
source = "../modules/ec2"
workload = "payments"
environment = var.environment
}Key takeaways
- Standard interfaces reduce operational load.
- Security defaults should be embedded in templates.
- Observability and backup controls belong in baseline modules.
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