Latest Updates

Thoughts on Software Engineering.

Modernizing Keycloak - Building Custom Themes with React, Tailwind v4, and Shadcn UI

December 21, 2025

A production-ready Keycloak login theme starter kit with npm package support, built using React, Keycloakify, and Shadcn UI.

Keycloak React TailwindCSS Authentication Open Source

Defense in Depth - Building a Secure File Upload Service with Spring Boot

December 14, 2025

A complete guide to building a production-grade file upload service featuring Magic Byte validation, ClamAV scanning, Database Encryption (Jasypt), and Cloud-Agnostic storage.

Spring Boot Security AWS S3 Azure Cryptography