Featured Posts
SQS
+7
Oct 15, 2025
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4 min read
SL#39 - Make Your Serverless Stack Observable—Before It Breaks
Tracing async workflows, debugging across queues, and the metrics that actually matter—an advanced guide for serverless teams.
AWS
+3
Aug 3, 2025
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7 min read
SL#35 - Building a Serverless ETL Pipeline with AWS Glue: Integrating DynamoDB, S3, and OpenSearch
AWS Glue is a fully managed ETL (Extract, Transform, Load) service designed to simplify data integration. It automates much of the effort in building, maintaining, and running ETL jobs by providing a serverless environment, built-in transformation logic, and native integration with other AWS services like S3, DynamoDB, and OpenSearch.
DDD
+4
Oct 3, 2024
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12 min read
SL#33 - Understanding the C4 Architecture Model: A Detailed Breakdown
Adapting the C4 Model for Serverless, Domain-Driven Design (DDD), and Event-Driven Architecture (EDA)
Archive
Tutorial
+2
Sep 30, 2026
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11 min read
SL#106 - AWS Services (4/120) - Amazon EKS: Managed Kubernetes and the Data Plane It Doesn't Manage
EKS sells you a managed control plane for $0.10/hr. What 'managed' excludes - the data plane - is the story. We build an Auto Mode cluster, wire a workload with Pod Identity, and cost every piece.
ECS
+2
Jul 23, 2026
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10 min read
SL#105 - AWS Services (3/120) - Amazon ECS: Cluster, Task, Service, and the Rolling Deploy Underneath
Three nouns everyone confuses, one deploy model that quietly changed in 2025, and a containerized API you ship to ECS on Fargate in an afternoon. Plan for 45 minutes and about ten cents of spend.
Tutorial
+2
Jul 22, 2026
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10 min read
SL#104 - AWS Services (2/120) - AWS Lambda: The Cold Start Is the Model, Not the Bug
What Lambda actually is, how the execution and concurrency model works, what it costs, the limits that bite at scale, and a hands-on build that provisions concurrency and measures the cold-start latency it removes. Plan for 60-90 minutes.
EC2
+2
Jul 21, 2026
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10 min read
SL#101 - AWS Services (1/120) - Amazon EC2: The Primitive Every Other AWS Service Is Built On
The definition-first reference for EC2: the instance model, the six ways to pay for it, the quotas that bite, and a hands-on build of a right-sized instance behind an Auto Scaling group with a warm pool. Plan for about 45 minutes and under a dollar.