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Codelooru takes one thing at a time and takes it apart.
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One concept, taken apart properly.
- Explained: NATStart here
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Complete systems, end to end.
- Architecture: KubernetesFull guide
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- Architecture: MainframeSeries
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Current tech, no hype.
Recent posts
July 13, 2026
Architecture: Amazon Bedrock AgentCore
On July 30, 2026, Amazon Bedrock Agents, the service AWS launched in 2023 for building tool-using AI agents, closes to new customers. AWS has renamed it Bedrock Agents Classic and pointed everyone at its successor. If your team demoed an agent prototype this quarter, someone is about to ask you what it should actually run on in production. The answer AWS wants you to reach is Amazon Bedrock AgentCore . That deadline is a good excuse to understand … Read More
by Phee Jay
July 13, 2026
Explained: Amazon Bedrock
Your product manager wants an AI feature. Nothing exotic: summarize support tickets, answer questions over internal docs. You prototype it against a model provider's API in an afternoon, and it works beautifully. Then the review starts. Security wants to know exactly where prompts and customer data go. Legal asks whether your data will be used to train someone else's model. Procurement wants three weeks to onboard a new vendor. Networkin… Read More
by Phee Jay
July 12, 2026
Architecture: Docker
You ship a service that works perfectly on your laptop. It hits staging and dies immediately. The stack trace points at a shared library your machine had and the staging box did not. Someone on the team says the words every engineer has heard: "works on my machine." The old fix was a virtual machine. Package the whole operating system, ship the image, run it anywhere. It works, but you are shipping gigabytes of kernel and userland to so… Read More
by Phee Jay