Cloud Engineering · AWS · DevOps

Where cloud engineers share what they’ve actually learned

In-depth articles on AWS architecture, Kubernetes, infrastructure-as-code, and the real-world craft of building systems that scale.

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Articles Published 52

Weekly Readers 4.1k

Topics Covered 18

Featured

# aws-cdk stack — multi-region
class GlobalStack(Stack):
  def __init__(self, scope, id, **kw):
    super().__init__(scope, id, **kw)

    cluster = ecs.Cluster(
      self, "Cluster",
      vpc=vpc,
      container_insights=True
    )
    service.add_alias(
      alias_name="live",
      weight=100
    )

Deep Dive AWS CDK ECS Python

Zero-Downtime Deployments with AWS CDK and Blue/Green ECS

A complete walkthrough of production-grade blue/green deployments using CDK, CodeDeploy hooks, and CloudWatch alarms — with real rollback strategies that actually work under pressure.

Terraform Module Patterns That Scale Across 50 Teams

Module registries, version pinning, and the composition patterns that keep infrastructure-as-code maintainable as your organisation grows.

002

KubernetesCost

We Cut Our K8s Bill by 60% — Here’s the Playbook

Right-sizing, spot nodes, KEDA autoscaling, and Karpenter. Everything we tried, what worked, and the gotchas nobody writes about.

003

S3Security

S3 Bucket Policies: The Definitive Guide for 2026

Service Control Policies, bucket policies, ACLs, and Object Ownership — untangling the permission model once and for all.

004

LambdaPerformance

Cold Starts Are a Choice, Not a Fact of Life

Provisioned concurrency, SnapStart for Java, and the packaging tricks that get cold start latency under 100ms on any runtime.

005

NetworkingVPC

VPC Design Mistakes That Will Haunt You Later

CIDR planning, Transit Gateway vs VPC Peering, and the subnet topology decisions that are very expensive to undo.

006

Opinion

Stop Using CloudFormation for Everything

An honest comparison of CFN, CDK, Terraform, and Pulumi — and why the answer actually depends on your team, not the hype cycle.