AWS DevOps Case Studies: Terraform, App Runner, WAF
Real Clearview engagements where a client needed AWS infrastructurethat engineers could actually operate — container deploys on AWS AppRunner via the aws_apprunner_service Terraform resource, budgetsand cost alerts in Terraform, IAM-scoped Cognito + S3 direct uploads,WAF rate-limit rules that actually count real clients, CloudFrontorigin-request hardening, and an event-driven AWS architecture thatstayed observable for a decade. Each post is buyer-shaped: what thearchitecture looked like, what we shipped, and what it takes to runthe same on yours.
- Essays
- 6
- Contributors
- 2
- First filed
- Jan 2024
- Latest
- Aug 2026
Start with these
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Start here
Deploying Node Containers on AWS App Runner with Terraform
AWS App Runner container deploys — the `aws_apprunner_service` Terraform resource, ECR wiring, auto-scaling defaults.
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Start here
An Event-Driven Architecture Case Study: Lessons from a Real-World Application
A decade-old event-driven AWS architecture, still observable, still shipping.
The rest of the catalog
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aws
How a CloudFront Custom Error Page Leaked JWTs to S3: A Case Study
How a CloudFront custom-error rule leaked JWT to S3 — Origin Request Policy fix.
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technology
The most Flexible AWS Savings Plan
AWS Compute Savings Plans without instance-family lock-in.
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aws cost optimization
Migrating EC2 to AWS Graviton (ARM): A Cost-Reduction Case Study
EC2 → Graviton (ARM64) migration on M6g / C7gd / R7g families.
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budget
AWS Budgets and Alerts with Terraform: A Cost-Monitoring Case Study
AWS Budgets + Slack alerts in Terraform, SNS-routed before the invoice hits.
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