<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>Uriel Fernández · Blog</title><description>Articles on cloud architecture, backend and frontend.</description><link>https://urielfernandez.dev/</link><item><title>Lessons from running Terraform across AWS and Azure</title><link>https://urielfernandez.dev/blog/terraform-multi-cloud/</link><guid isPermaLink="true">https://urielfernandez.dev/blog/terraform-multi-cloud/</guid><description>What worked, what hurt, and how we structured modules and state when one codebase had to target two clouds.</description><pubDate>Thu, 10 Sep 2026 00:00:00 GMT</pubDate><category>Terraform</category><category>AWS</category><category>Azure</category></item><item><title>Cold starts en serverless: cuándo importan y cuándo no</title><link>https://urielfernandez.dev/blog/serverless-cold-starts/</link><guid isPermaLink="true">https://urielfernandez.dev/blog/serverless-cold-starts/</guid><description>Medimos los cold starts de una API en Lambda y esto es lo que aprendimos sobre runtimes, memoria y provisioned concurrency.</description><pubDate>Thu, 20 Aug 2026 00:00:00 GMT</pubDate><category>AWS Lambda</category><category>Node.js</category><category>Serverless</category></item><item><title>Building this portfolio with Astro and Tailwind</title><link>https://urielfernandez.dev/blog/building-this-portfolio/</link><guid isPermaLink="true">https://urielfernandez.dev/blog/building-this-portfolio/</guid><description>Why I picked Astro for a mostly static site, and the small CSS tricks behind the motion you see on these pages.</description><pubDate>Wed, 15 Jul 2026 00:00:00 GMT</pubDate><category>Astro</category><category>Tailwind CSS</category><category>Frontend</category></item></channel></rss>