AWS
Hands-on AWS engineering: security, IaC, containers and GenAI, with reproducible labs, real costs and tested code.
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Amazon Bedrock Pricing Explained: On-Demand, Batch and Provisioned Throughput
How Bedrock charges, what really drives the bill, and a simple model to estimate cost before you build.
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Terraform “Error acquiring the state lock”: Causes and Safe Fixes
Why Terraform state locks get stuck, how to remove them without corrupting state, and how to stop it from happening in CI.
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ECS vs EKS for a Small Team: What It Really Costs to Run
EKS adds a control plane fee and, more importantly, operations work. When ECS is enough and when Kubernetes pays off.
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S3 AccessDenied With a Correct Bucket Policy: 8 Places to Check
S3 evaluates identity, bucket, KMS, organization and endpoint policies together. Here is the order to check them and the commands to do it.
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IAM Policy Evaluation Logic Explained: Why Your Allow Does Not Work
How AWS combines identity, resource, SCP, boundary and session policies, and how to debug an Allow that is ignored.
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Bedrock ThrottlingException: Why It Happens and How to Fix It
Requests and tokens per minute quotas, SDK retries, cross-Region inference and when to change capacity model.
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GitHub Actions to AWS Without Access Keys: OIDC Step by Step
Replace long-lived keys with short-lived credentials: the identity provider, a locked-down trust policy, the workflow and the common errors.