Speculative Rendering - Enhancing Web Performance
Learn what speculative rendering is, how it improves web performance, and best practices for implementing it on your site.

I design and build frontend platforms and design systems, from airlines to copper mining.
Exempt from Spain's Labour Market Test
This site's tokens and components are publicThree systems to open first, starting with the design system.
Building the design system backbone for the largest airline in Latin America
Read the case studyBringing the supplier processes of a copper miner into one system, built from scratch and documented for audit from the code
Read the case studyRebuilding the front door of the largest airline in Latin America, and letting marketing publish without a deploy
Read the case studyNine years of building for scale, from payment gateways to global platforms used by millions.
Simple — Ripley.com · Subject Matter Expert
Subject Matter Expert during the COVID-19 crisis
eCommerce Gateway — Coca-Cola / Embonor · Backend Developer
Payment gateway for Chile and Peru
Simple — Ripley.com · FullStack Developer
Core of online sales for one of Chile and Peru's largest retailers
INNSPIRAL · Technology Analyst
30% faster time-to-market
Ormasoft, Análisis Ltda., Duoc UC · Software Engineer, Teaching Assistant
Where the foundations were laid
Nine years building software in Santiago, then a move across the Atlantic in September 2025.
Santiago, Chile2015 — 2025
Madrid, Spain2025 — Present
Notes on web performance, accessibility and building for scale.
Learn what speculative rendering is, how it improves web performance, and best practices for implementing it on your site.
Learn all about Core Web Vitals - what they are, why they matter, and how to improve your website's performance, accessibility, and SEO.
Open to design system and frontend architecture roles. Email is the fastest way to reach me.
Madrid time (CET) · I usually reply within a day.