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JOURNAL

The Blog.

Engineering notes on cloud, DevOps, security, and AI infrastructure — written from production, not theory.

★ FEATURED · AI · GUARDRAILS

AI Guardrails: The Model Is Not the Safety Layer

Guardrails are the runtime control plane around an LLM — what they are, why every production AI app needs them, and how to implement them with Bedrock Guardrails, NeMo Guardrails, and Llama Guard, with real configs.

AIGUARDRAILSLLM-SECURITY
July 10, 2026 · 13 min read
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CAREERS · FORWARD-DEPLOYED-ENGINEER Jul 1

What Is a Forward Deployed Engineer? Field Notes on the Role Between Product and Customer

The forward deployed engineer doesn't build for the customer — they build with them. What the role actually is, where it came from, the glue code nobody sees, and how to tell if it's you.

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AI · AGENTS Jun 27

Loop Engineering: Stop Prompting Your Agent, Start Designing the Loop That Prompts It

Loop engineering is the 2026 shift from prompting AI agents turn-by-turn to designing the system that prompts, verifies, retries, and stops them. What it is, why it matters, and how to build one — with real loops.

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AWS · SERVERLESS Jun 24

AWS Lambda MicroVMs: Isolated, Stateful Sandboxes for AI and User Code

AWS Lambda MicroVMs is a new serverless primitive giving every user or AI agent its own Firecracker sandbox — VM isolation, near-instant resume, and state for up to 8 hours. Here's how it works and how to run one.

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CONTAINERS · OCI Jun 22

OCI Workload Identity on OKE: Pod-Level Access to OCI Resources Without Instance Principals

Stop pinning pods to node pools for IAM. OKE Workload Identity grants Kubernetes pods fine-grained, policy-driven access to OCI resources scoped to a service account. Real policies, manifests, and SDK config.

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KUBERNETES · SECURITY Jun 21

Kubernetes Certificates & TLS Explained: What Really Happens in the Backend

A beginner-friendly guide to how Kubernetes uses TLS certificates to secure your cluster. Learn what the CA is, which components get certificates, how mutual TLS works, and what happens behind the scenes from a security point of view.

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CI/CD · DEVOPS Jun 21

CI/CD for Absolute Beginners: What It Is and Why Environments Exist

A plain-English guide to CI/CD and deployment environments for anyone new to DevOps. Learn what dev, staging, and production are, how many you need, and why each one matters.

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AWS · AI AGENTS Jun 17

The AWS MCP Server Is Now Generally Available

AWS announced the GA of their managed MCP Server, giving AI agents secure, authenticated access to 15,000+ AWS APIs, live documentation, and sandboxed script execution.

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AI · MLOPS Jun 11

Building AI Agents with Google ADK: The Complete Production Guide

A deep, hands-on guide to Google's Agent Development Kit (ADK 2.0). Real Python code for tools, sequential/parallel/loop pipelines, sub-agent delegation, callbacks, evaluation, and Cloud Run deployment — plus an honest comparison with LangGraph, CrewAI, and AutoGen.

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CUDA · GPU Jun 10

CUDA Explained Simply: How GPUs Make AI and Gaming So Fast

A beginner-friendly guide to understanding CUDA, GPUs, and why thousands of tiny cores are better than a few big ones for AI and modern computing.

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KUBERNETES · OBSERVABILITY Jun 10

Kubernetes Observability in 2026: eBPF, OpenTelemetry, and Taming the Metrics Monster

Learn how to architect a modern Kubernetes observability stack using OpenTelemetry and eBPF, how to manage cardinality, and the best practices for production.

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AI · MACHINE LEARNING Jun 10

What is Vectorless RAG? (Explained Simply)

AI is getting smarter, but it doesn't always need complex vector databases. Here is a simple explanation of Vectorless RAG and why it's becoming popular.

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AWS IAM · SECURITY May 29

Least-Privilege AWS IAM with an AI Agent

How iam-zero uses live CloudTrail logs and Anthropic Claude to audit over-permissive active policies, automatically opening secure pull requests.

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