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AWS architecture and cloud engineering guides for serverless, containers, high-traffic systems, reliability, and cost optimization.

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AWS Lambda in Production: Cold Starts, Concurrency, and Cost Optimization

Lambda's value proposition is compelling: run code without managing servers, pay per invocation, scale from zero to 10,000 concurrent executions without configuration. The reality is a set of execution model nuances that…

Jun 28, 2025·7 min read

#aws#lambda#serverless

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Kubernetes in Production: Patterns Every Backend Engineer Must Know

Running a container in Kubernetes and running a production workload in Kubernetes are different disciplines. The gap between and a service that survives node failures, deployment rollouts, and traffic spikes without use…

Jun 8, 20256 min read

#kubernetes#k8s#devops

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Terraform Infrastructure as Code: Production Patterns and Pitfalls

Terraform is the industry-standard tool for Infrastructure as Code (IaC) — defining cloud infrastructure as declarative HCL configuration that can be version-controlled, reviewed, and applied reproducibly. The value prop…

May 14, 20257 min read

#terraform#infrastructure as code#aws

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Cloud Cost Optimization: Engineering Practices That Cut AWS Bills by 50%

Cloud bills scale with usage — but they also scale with inattention. Most teams that haven't deliberately optimized their AWS spend are 30-50% over what they need to pay for the same workload. The savings come from a pre…

Apr 29, 20257 min read

#aws#cost optimization#ec2

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AWS ECS vs EKS: Choosing the Right Container Orchestration

Every team containerizing their workloads on AWS faces the same choice: ECS or EKS? ECS is simpler and tightly integrated with AWS. EKS is Kubernetes — portable, powerful, and complex. Getting this choice wrong means yea…

Mar 25, 20259 min read

#aws#ecs#eks

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AWS Lambda: Cold Starts, Memory Tuning, and Cost Optimization

Lambda functions are the easiest compute to get started with and the hardest to tune well. A 2-second cold start is a dealbreaker for a payment API. A 512MB function that runs in 1 second might be cheaper than a 128MB fu…

Mar 7, 202513 min read

#aws#lambda#serverless

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AWS Architecture Patterns for High-Traffic Applications

Architecting on AWS is not about using every service in the catalog — it's about choosing the right services for your scale, stitching them together correctly, and understanding the failure modes of each. This article wa…

Jan 19, 202514 min read

#aws#architecture#high availability

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