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
AWS
+2
Jul 10, 2026
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10 min read
SL#97 - AWS AI Series (29/30) - Lock Down Your Agent Stack: A Security Audit With the Agentic AI Lens, IAM Boundaries, and Per-Step Guardrails
We ran an agent stack for 28 episodes. Now we audit it: import the Well-Architected Agentic AI Lens, write a Python auditor for IAM boundaries and wildcard policies, and add a per-step guardrail with the new InvokeGuardrailChecks API.
AWS
+2
Jul 9, 2026
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9 min read
SL#95 - AWS AI Series (28/30) - GenAI Observability End to End: Ship a CloudWatch Dashboard and a Quality-Regression Alarm for Your Agent
Your agent runs green while returning wrong answers. We wire an AWS Strands agent into CloudWatch GenAI Observability, then add the one signal the built-in metrics cannot give you: an online eval that scores live responses and fires a CloudWatch alarm when quality drops. Plan for about two hours.
AWS
+2
Jul 8, 2026
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8 min read
SL#94 - AWS AI Series (27/30) - When Bedrock Isn't Enough: Deploy an Open-Weights Model on SageMaker AI With JumpStart and Autoscaling
Deploy an open-weights LLM to a real-time SageMaker endpoint in a few lines with JumpStart, put a target-tracking autoscaling policy in front of it, and get a decision table for when to reach for this instead of Bedrock.
AWS
+2
Jul 6, 2026
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9 min read
SL#92 - AWS AI Series (26/30) - S3 Vectors vs OpenSearch: Build the Tiered Setup and Do the Latency-Cost Math
We'll put a corpus into Amazon S3 Vectors, benchmark its real query latency, write the cost model that tells you when to keep vectors cheap versus when to promote them to OpenSearch, then export the hot subset to an OpenSearch Serverless collection. Plan for about 90 minutes.
AWS
+2
Jul 5, 2026
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8 min read
SL#91 - AWS AI Series (25/30) - Real-Time RAG: Stream Documents Through Kinesis Into an S3 Vectors Index That's Searchable in Seconds
Build a streaming pipeline where a document dropped onto a Kinesis stream is embedded, indexed in S3 Vectors, and answerable by a RAG query within seconds. No search cluster required.