Juan Diaz

Juan Diaz

Full Stack Developer - 4 years of experience - English/Spanish - Warsaw/Remote

Stack

  • Laravel icon Laravel
  • PHPunit icon PHPunit
  • React icon React
  • Astro icon Astro
  • Typescript icon Typescript

Experience

Ximdex Logo

Full Stack Developer

Ximdex 2023 - 2025

I led the delivery of high-performance platforms for the education sector, including APIs, SaaS tools, and CDN services.

I spearheaded a migration from PHP to Rust for core processes, reducing latency by 90% and optimizing server usage.

I also modernized legacy codebases, improved team workflows with Jira and GitHub standards, and supported onboarding and mentoring of junior developers.

Cargestion Logo

Backend Developer

Cargestion 2021 - 2022

I contributed to the development and maintenance of a large-scale B2B SaaS and API platform used by 140+ car rental agencies across Europe.

I helped deliver scalable fleet and booking solutions, improved code quality through refactoring, and supported clients directly—reducing onboarding time and cutting support tickets by 80%.

I also collaborated closely with the product and DevOps teams to ensure performance and stability.

Projects

SWAIPY

SWAIPY

A set of AI tools(SaaS) to convert multimedia content (SCORM, video, audio) into accessible formats for people with different disabilities.

PHP icon PHP Laravel icon Laravel Astro icon Astro React icon React TypeScript icon TypeScript

XUI2

XUI2

XUI2 is a design library for React.

React icon React TypeScript icon TypeScript NPM icon NPM Tailwind icon Tailwind Storybook icon Storybook

About Me

I'm a passionate Full Stack Developer with 4+ years of experience crafting robust web applications and innovative digital solutions. I specialize in building accessible, high-performance applications using modern technologies.

My expertise spans across front-end frameworks like React and Astro, back-end technologies including Laravel and Flask, and I'm particularly focused on creating accessible digital experiences that work for everyone.

Originally from Malaga, Spain, I relocated to Warsaw, Poland to pursue new professional challenges and growth opportunities in its dynamic tech ecosystem.

© 2025 Juan Jose Diaz Hurtado.

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