AWS KMS XKS Without an HSM: Threshold Cryptography Across Cloud Providers
In a previous post, I backed AWS KMS with a SoftHSM on my local machine via an SSH tunnel, based on the AWS XKS proxy sample. It proved the concept: the encr...
Recent Posts
AWS KMS External Key Store: Keep Your Encryption Keys Out of the Cloud
A proof of concept demonstrating AWS KMS encryption backed by a local SoftHSM key, using the XKS Proxy API. The cryptographic master key lives on a machine I...
Multi-Agent RAG with S3 Vectors and Bedrock AgentCore
A RAG chatbot for personal notes using S3 Vectors and Bedrock Agents. Features true multi-agent collaboration with critique-driven feedback loop and multi-tu...
Building a Virtual Me: RAG-Powered Resume Chatbot on AWS
The Resume Problem
FusionRAG Just Got Simpler: BM25 is Now in PostgreSQL
In my previous post about building a Local Knowledge Base MCP Server, I landed on Fusion RAG (BM25 + Vector) as the winning pattern. It caught both keywords ...
Migrating Spring PetClinic to DDD with Spring Modulith and jMolecules
The classic Spring PetClinic is everyone’s first Spring app. Simple, clean, easy to follow. But as codebases grow it might turn differently. Business logic s...
From Continuous Delivery to Continuous Deployment
After reading Accelerate by Nicole Forsgren, Jez Humble, and Gene Kim, I started rethinking what CD actually means. For years, I worked in environments where...
Running AI Models in Java without Python
One of the most common misconceptions in AI engineering is that you always need a Python runtime to execute models.
Building RAG Systems in Java
After the python version, I wanted to verify if you can build a Retrieval-Augmented Generation (RAG) system from scratch in Java.
Claude/Gemini CLI: Code Acceleration or Technical Debt?
Spoiler Alert: It depends…
Local Knowledge Base MCP Server
Building a Local Knowledge Base MCP Server: When Your Documentation Won’t Fit in Context
Hello, Jekyll!
My mind is constantly running, and it’s a form of cognitive offloading to put these ideas down, almost like placing them in a mental drawer that I can come b...