The demo worked. That was the problem.
Over a weekend I built a small Kubernetes demo to play with zero trust. Three little services calling each other in a chain, a login page in f...
11 days ago
Home | Joseph Velliah
Notes from building an agent on AgentCore end to end
I wanted a reason to use AgentCore end to end. Runtime, memory, guardrails, identity, the whole thing. A Bible Q&A agent felt like a good ...
1 month ago
Building a Rust gRPC AI Security Gateway for LLM Traffic
I wanted a small, honest implementation of the GenAI governance shape in code: a component on every LLM call that applies policy first, option...
2 months ago
Claude Code Security: The Smart Way to Integrate AI
Anthropic just dropped Claude Code Security, and if you’re anywhere near AppSec or DevSecOps, you’ve probably already seen the debate lighting...
3 months ago
How I Built a Semantic Cache Using Only AWS Services
LLM calls are expensive and slow, but here’s the thing - users ask the same questions in different ways all the time. “What’s your refund poli...
4 months ago
How to Build Better AI Agent Tools: Cut Costs by 70% (MCP Server Case Study)
Building tools for AI agents isn’t the same as building regular APIs. This guide shows you how to design tools that reduce token costs by 60-7...
4 months ago
Building a DevSecOps Pipeline on AWS (And You Can Too)
I have been working with CI/CD pipelines for a while now, and honestly, most of them just focus on getting code deployed fast. But what about ...
5 months ago
AWS DevOps Agent: AI-Powered Incident Investigation in Seconds
Stop spending 30 minutes investigating incidents. Let AI do it in seconds. Here is a hands-on demo you can practice in 15 minutes. The Proble...
6 months ago
DynamoDB Just Made Your Life Easier: Multi-Attribute Composite Keys Explained
AWS just dropped a feature on November 19, 2025 that is going to save you from one of DynamoDB’s most annoying workarounds: multi-attribute co...
6 months ago
How Putting CDN After Your Reverse Proxy Creates a Single Point of Failure
This is a universal architecture anti-pattern that affects teams across all cloud providers and technology stacks. Whether you are using nginx...
6 months ago
