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Writing about software development, architecture and the things I learn along the way.

  • July 15, 2026

    DRY for your AI: stop copy-pasting rules into every project

    Apply DRY to your AI configuration: a CLI that injects rules, guides and skills into every repo, and packages that ship their own living docs. One single source of truth for the whole team.

  • November 3, 2025

    Complete Guide: Serverless API with AWS Lambda and DDD | TypeScript

    Build a REST API with AWS Lambda, API Gateway HTTP v2 and EventBridge. Learn DDD, dependency injection and TypeScript best practices.

  • October 5, 2024

    How to publish packages to GitHub Packages

    Learn how to publish npm packages for JavaScript or Node.js to GitHub Packages, and automate the whole process with CI/CD using GitHub Actions.

© 2026 Juan Cortes. All rights reserved.