Posts Tagged "AWS"
Terraform IaC Pipeline with GitHub Actions: A Production-Grade Guide
A complete walkthrough for building a production-grade Terraform CI/CD pipeline using GitHub Actions — covering the bootstrap problem, multi-layer architecture, OIDC authentication, security scanning, and automated deployment to AWS ECS Fargate.
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Terraform Multi-Layer Architecture: Bootstrap, Foundation, Platform, Application
A practical guide to structuring Terraform into four independent layers — solving the chicken-and-egg bootstrap problem, isolating blast radius, enforcing least-privilege IAM per layer, and wiring everything together with remote state references.
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Fine-Tuning a Private LLM on AWS — Task-Specific, Secure, and Cost-Effective
A practical guide to tuning an open-weight LLM for a specific business task on AWS — covering data preparation, LoRA/PEFT fine-tuning with SageMaker Spot instances, security hardening with KMS and VPC, and keeping the entire pipeline under $10.
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