Route Step Functions Input with a Choice State and No Lambda
Introduction Hi, I'm miruky. Not every workflow decision needs a Lambda function. An AWS...
Sep 14, 20268 min read0 reactions0 comments
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Sep 3, 2026How AI Agents Work: Building the Plan‑Act‑Observe Loop with AWS Step Functions
AI agents are often portrayed as needing custom servers and endless glue code. In reality, the entire...
Sep 3, 20269 min read2 reactions0 comments
Catch and Recover from a Failed AWS Step Functions Task
Introduction Hi, I'm miruky. An AWS Step Functions Task failure ends a workflow unless a...
Aug 31, 20267 min read0 reactions0 comments
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Aug 22, 2026LLM Routing with Zero Code: Content-Based Model Selection on Bedrock with Step Functions
Sending every request to your biggest model is the easiest way to burn a Bedrock budget — a "what's...
Aug 22, 20264 min read0 reactions0 comments
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Aug 20, 2026The Authorization Gap in AI Operations: Building a Policy-Enforced EKS Control Plane with Cedar, Step Functions, and Systems Manager
Originally published in AWSBuilder The hardest problem in AI-driven operations is not getting an...
Aug 20, 20268 min read0 reactions0 comments
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Aug 3, 2026Building an Autonomous AI News Agent on Step Functions and AgentCore
TL;DR A daily pipeline fetches 24 curated RSS feeds, clusters items describing the same...
Aug 3, 20269 min read0 reactions0 comments
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Jul 29, 2026Building a Production-Safe AI Remediation Firewall for Amazon EKS
Originally published on the AWS Builder Center: ...
Jul 29, 202615 min read0 reactions0 comments
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Aug 3, 2026AWS serverless integration testing in 2026: 3 local setups that actually work
AWS serverless integration testing in 2026: 3 local setups that actually work Summary. Two...
Aug 3, 202616 min read0 reactions0 comments
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Aug 5, 2026The Saga Pattern on AWS: Designing Distributed Transactions That Fail Gracefully
A customer clicks Place order. Inventory is available. The payment is authorized. Then the...
Aug 5, 20267 min read0 reactions0 comments
Durable Workflows on AWS: Lambda Durable Functions, Step Functions, and MWAA
Level: 300–400 | Reading time: ~10 minutes Recently, a customer asked me when they should choose...
Jul 7, 20269 min read0 reactions0 comments
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Jul 1, 2026Bedrock Direct Integration with Step Functions: The 40% Cost Savings We Never Expected
We thought we'd save a few dollars by cutting out the Lambda middleman from our Step Functions...
Jul 1, 20264 min read1 reactions0 comments
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Jun 24, 2026Step Functions Broke Our Lambda Cold Starts — But Fixed Our EventBridge Delays
We migrated 15 Lambdas to Step Functions to solve cold starts, but what we gained in warmness, we...
Jun 24, 20264 min read2 reactions0 comments