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dcaste/README.md

Hi, I'm Dax Castellón 👋

Senior Full Stack Web Developer with 20+ years of experience building high-performance websites and scalable e-commerce platforms.

I specialize in turning WordPress into a custom-engineered CMS, combining it with modern frontend frameworks and solid backend architecture.

🚀 What I bring

  • Built and maintained custom WordPress & WooCommerce solutions for real businesses
  • Developed bespoke plugins tailored to complex workflows and integrations
  • Improved performance, SEO, and security across multiple production systems
  • Managed servers, migrations, and cloud environments
  • Integrated external services via REST APIs (ERP, marketing tools, etc.)

🧠 Core Expertise

  • Custom WordPress Development (Themes, Plugins, WooCommerce)
  • Performance Optimization & SEO (Core Web Vitals, structured data)
  • API Integrations (REST, third-party services, ERP systems)
  • Server & Infrastructure Management (LAMP, Cloudflare, hosting)
  • E-commerce Systems (scalable, optimized, reliable)

🔧 Tech Stack

Frontend

  • HTML5, CSS3, SASS, LESS
  • JavaScript (ES6+), Svelte, Next.js
  • Tailwind, Bootstrap, Foundation

Backend / CMS

  • PHP 8+
  • WordPress (custom-first approach)
  • WooCommerce
  • Strapi (headless CMS)

Data

  • MySQL, MariaDB, PostgreSQL

DevOps & Infra

  • Git, Cloudflare, Apache
  • cPanel, Cloudways
  • Local environments (Docker, XAMPP, Local)

SEO & Analytics

  • Technical SEO
  • Schema.org structured data
  • Google Analytics

💼 Selected Experience

Senior Full Stack Web Developer — goodvibe GmbH (2022–2026)

  • Developed custom plugins and integrations for e-commerce platforms
  • Led site migrations and infrastructure upgrades
  • Improved performance, SEO, and system stability
  • Integrated JTL ERP with WordPress/WooCommerce

Freelance & Agency Work (2010–2021)

  • Delivered end-to-end web solutions (design → development → deployment)
  • Built custom CMS solutions and e-commerce platforms
  • Managed hosting, servers, and optimization

⚡ Current Focus

  • Building Svelte frontends with WordPress (headless / hybrid)
  • Exploring modern CMS architectures
  • Learning Astro, Python, and AI fundamentals

📚 Learning

  • Svelte & advanced frontend patterns
  • German (B1 → B2)
  • Italian (A1)

☕ Contact

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  1. marketing-copy marketing-copy Public