Mario Fernandez

Kotlin in Action is an excellent resource to get started with Kotlin, a language that is quickly becoming an alternative to Java

After building a bunch of big infrastructure pipelines for Concourse with jsonnet, I've some patterns to share to handle all that complexity

Securing DevOps offers plenty of actionable advice to make your setup, from CI to production, more secure

Templating YAML pipelines using a tool like Jsonnet is a way of managing the complexity of pipelines that increase in size and complexity

If there is one book to read about TypeScript, it's got to be Effective TypeScript

The extended version of my article about Either types just got published in our corporate blog

A collection of commands to work with certificates for common operations

Build authorization into your Kotlin backend by combining Auth0, JWTs and Spring Security to ensure only the right parties can execute operations

Setting up Auth0 with Terraform ensures that your setup is repeatable, and that you can authorize your apps easily and conveniently

Using Either is an alternative to exceptions to make your code more explicit about errors. Easy and convenient with Kotlin and Arrow