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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="description" content="Javier Cruz Villarreal - CS & AI Student, Full-Stack Developer, and Growth Strategist based in Madrid, Spain">
<meta name="keywords" content="Javier Cruz, Full-Stack Developer, AI, Computer Science, Portfolio">
<meta name="author" content="Javier Cruz Villarreal">
<title>Javier Cruz Villarreal | CS & AI Developer</title>
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;700&family=Poppins:wght@600;700;800&display=swap" rel="stylesheet">
<link rel="stylesheet" href="style.css">
</head>
<body>
<!-- Navigation -->
<nav class="nav" id="nav" aria-label="Main navigation">
<div class="nav-container">
<a href="#hero" class="nav-logo" aria-label="Home">
<span class="logo-bracket"><</span>JCV<span class="logo-bracket">/></span>
</a>
<button class="nav-toggle" id="nav-toggle" aria-label="Toggle navigation menu" aria-expanded="false">
<span class="hamburger"></span>
</button>
<ul class="nav-links" id="nav-links" role="menubar">
<li role="none"><a href="#about" role="menuitem">About</a></li>
<li role="none"><a href="#experience" role="menuitem">Experience</a></li>
<li role="none"><a href="#projects" role="menuitem">Projects</a></li>
<li role="none"><a href="#skills" role="menuitem">Skills</a></li>
<li role="none"><a href="#education" role="menuitem">Education</a></li>
<li role="none"><a href="#contact" role="menuitem">Contact</a></li>
</ul>
</div>
</nav>
<!-- Hero Section -->
<section class="hero" id="hero" aria-label="Introduction">
<div class="ascii-background" aria-hidden="true"></div>
<div class="grid-overlay" aria-hidden="true"></div>
<div class="scanlines" aria-hidden="true"></div>
<div class="hero-content">
<div class="hero-terminal">
<div class="terminal-header">
<span class="terminal-dot red"></span>
<span class="terminal-dot yellow"></span>
<span class="terminal-dot green"></span>
<span class="terminal-title">visitor@portfolio ~ %</span>
</div>
<div class="terminal-body">
<p class="terminal-line">
<span class="terminal-prompt">$</span>
<span class="terminal-command typing" id="terminal-text"></span>
<span class="cursor">_</span>
</p>
</div>
</div>
<h1 class="hero-name">
<span class="name-line">Javier Cruz</span>
<span class="name-line">Villarreal</span>
</h1>
<p class="hero-title">
<span class="title-bracket">[</span>
<span class="title-text">CS & AI Student</span>
<span class="title-separator">|</span>
<span class="title-text">Full-Stack Developer</span>
<span class="title-separator">|</span>
<span class="title-text">Growth Strategist</span>
<span class="title-bracket">]</span>
</p>
<p class="hero-location">
<span class="location-icon">●</span>
Madrid, Spain
</p>
<div class="hero-cta">
<a href="#about" class="cta-button" aria-label="Explore my work">
<span class="cta-text">Explore My Work</span>
<span class="cta-arrow">↓</span>
</a>
</div>
<div class="hero-links">
<a href="https://github.com/javocruz" target="_blank" rel="noopener noreferrer" class="hero-link" aria-label="GitHub Profile">
<span class="link-icon"></></span>
<span class="link-text">GitHub</span>
</a>
<a href="https://linkedin.com/in/javiercruzv" target="_blank" rel="noopener noreferrer" class="hero-link" aria-label="LinkedIn Profile">
<span class="link-icon">in</span>
<span class="link-text">LinkedIn</span>
</a>
</div>
</div>
<div class="scroll-indicator" aria-hidden="true">
<div class="mouse">
<div class="wheel"></div>
</div>
</div>
</section>
<!-- Main Content -->
<main>
<!-- About Section -->
<section class="section about" id="about" aria-labelledby="about-heading">
<div class="container">
<h2 class="section-title" id="about-heading">
<span class="title-number">01.</span>
<span class="title-text">About Me</span>
<span class="title-line"></span>
</h2>
<div class="about-content">
<div class="about-text">
<p class="about-summary">
Computer Science & AI undergraduate student with hands-on experience in
<span class="highlight">full-stack development</span>,
<span class="highlight">data analytics</span>,
client communication and
<span class="highlight">growth strategies</span>.
</p>
<p class="about-detail">
Skilled in driving projects from concept through deployment, communicating and leading teams,
and experienced in the world of growth marketing, UGC and social media.
Eager to expand my experience in project and product management.
</p>
<div class="about-stats">
<div class="stat">
<span class="stat-number">5M+</span>
<span class="stat-label">Organic Views</span>
</div>
<div class="stat">
<span class="stat-number">Top 5</span>
<span class="stat-label">Datathon Finalist</span>
</div>
<div class="stat">
<span class="stat-number">A+</span>
<span class="stat-label">IE Shadowing</span>
</div>
</div>
</div>
<div class="about-terminal">
<div class="code-block">
<div class="code-header">
<span class="code-dot"></span>
<span class="code-dot"></span>
<span class="code-dot"></span>
<span class="code-filename">javier.config.ts</span>
</div>
<pre class="code-content"><code><span class="code-keyword">const</span> <span class="code-variable">developer</span> = {
<span class="code-property">name</span>: <span class="code-string">"Javier Cruz Villarreal"</span>,
<span class="code-property">location</span>: <span class="code-string">"Madrid, Spain"</span>,
<span class="code-property">focus</span>: [
<span class="code-string">"Full-Stack Development"</span>,
<span class="code-string">"AI & Machine Learning"</span>,
<span class="code-string">"Growth Strategy"</span>
],
<span class="code-property">currentlyLearning</span>: <span class="code-string">"LLMs & Prompt Engineering"</span>,
<span class="code-property">openTo</span>: <span class="code-string">"New Opportunities"</span>
};</code></pre>
</div>
</div>
</div>
</div>
</section>
<!-- Experience Section -->
<section class="section experience" id="experience" aria-labelledby="experience-heading">
<div class="container">
<h2 class="section-title" id="experience-heading">
<span class="title-number">02.</span>
<span class="title-text">Experience</span>
<span class="title-line"></span>
</h2>
<div class="timeline">
<!-- IE Technology & Innovation Club -->
<article class="timeline-item" data-animate>
<div class="timeline-marker"></div>
<div class="timeline-content">
<div class="timeline-header">
<h3 class="timeline-title">Partnerships Officer</h3>
<span class="timeline-company">IE Technology & Innovation Club</span>
</div>
<span class="timeline-date">Jan 2026 - Present</span>
<ul class="timeline-details">
<li>Drive strategic outreach to leading technology companies and high-growth startups</li>
<li>Cultivate long-term industry relationships to secure partnerships, sponsorships, and guest speakers</li>
<li>Expand organizational visibility and create professional opportunities for club members</li>
</ul>
<div class="timeline-tags">
<span class="tag">Partnerships</span>
<span class="tag">Strategy</span>
<span class="tag">Networking</span>
</div>
</div>
</article>
<!-- Extern -->
<article class="timeline-item" data-animate>
<div class="timeline-marker"></div>
<div class="timeline-content">
<div class="timeline-header">
<h3 class="timeline-title">Document Insights & Data Extraction Extern</h3>
<span class="timeline-company">IE x Extern Program</span>
</div>
<span class="timeline-date">Dec 2025 - Present</span>
<ul class="timeline-details">
<li>Chosen for an exclusive IE x Extern program, selected among a competitive applicant pool</li>
<li>Working with machine learning techniques, large language models (LLMs), and prompt engineering to extract structured insights from unstructured documents</li>
<li>Building Python automation workflows for OCR, text extraction, and document processing</li>
<li>Applying document intelligence and LLM-based analysis techniques to real-world automation use cases</li>
</ul>
<div class="timeline-tags">
<span class="tag">AI/ML</span>
<span class="tag">LLMs</span>
<span class="tag">Python</span>
<span class="tag">Automation</span>
</div>
</div>
</article>
<!-- amo UGC -->
<article class="timeline-item" data-animate>
<div class="timeline-marker"></div>
<div class="timeline-content">
<div class="timeline-header">
<h3 class="timeline-title">UGC and Content Creator</h3>
<span class="timeline-company">amo</span>
</div>
<span class="timeline-date">Jul 2025 - Dec 2025</span>
<ul class="timeline-details">
<li>Created and shared user-generated content, reaching over <span class="highlight-inline">5M organic views</span> on Instagram Reels and <span class="highlight-inline">20M+ pushed views</span> on TikTok</li>
<li>Collaborated with the global Amo team to support content planning and growth strategy initiatives</li>
<li>Managed Instagram and TikTok accounts, optimizing posts and engagement through performance analysis</li>
</ul>
<div class="timeline-tags">
<span class="tag">Content Creation</span>
<span class="tag">Social Media</span>
<span class="tag">Growth</span>
</div>
</div>
</article>
<!-- Frutas Prohibidas -->
<article class="timeline-item" data-animate>
<div class="timeline-marker"></div>
<div class="timeline-content">
<div class="timeline-header">
<h3 class="timeline-title">Software Developer & Team Lead</h3>
<span class="timeline-company">IEU Labs Frutas Prohibidas</span>
</div>
<span class="timeline-date">Feb 2025 - Jun 2025</span>
<ul class="timeline-details">
<li>Led a team of 2 programmers and 1 designer to deliver a real-time dashboard platform for a vegan restaurant</li>
<li>Coordinated client meetings to demo progress, gather feedback, and refine requirements</li>
<li>Oversaw development using React (TypeScript), Node.js/Express, and Supabase, ensuring smooth collaboration and timely delivery</li>
</ul>
<div class="timeline-tags">
<span class="tag">Team Lead</span>
<span class="tag">React</span>
<span class="tag">Node.js</span>
<span class="tag">Supabase</span>
</div>
</div>
</article>
<!-- AI Lab Second Year -->
<article class="timeline-item" data-animate>
<div class="timeline-marker"></div>
<div class="timeline-content">
<div class="timeline-header">
<h3 class="timeline-title">AI Lab Team Leader & Mentor</h3>
<span class="timeline-company">IE University AI Lab</span>
</div>
<span class="timeline-date">Feb 2026 - Jun 2026</span>
<ul class="timeline-details">
<li>Re-enrolled in the AI Lab following strong encouragement from the professor, recognized for leadership and commitment</li>
<li>Expected to serve as a team leader and mentor to new participants</li>
</ul>
<div class="timeline-tags">
<span class="tag">Leadership</span>
<span class="tag">AI</span>
<span class="tag">Mentoring</span>
</div>
</div>
</article>
<!-- IE Shadowing -->
<article class="timeline-item" data-animate>
<div class="timeline-marker"></div>
<div class="timeline-content">
<div class="timeline-header">
<h3 class="timeline-title">IE Shadowing Program Participant</h3>
<span class="timeline-company">IE University - Immersive Learning Division</span>
</div>
<span class="timeline-date">Apr 2025</span>
<ul class="timeline-details">
<li>Participated in the selective IE Shadowing Program within the Immersive Learning Division</li>
<li>Shadowed the Director of the VR Program department to understand the integration of virtual reality in higher education</li>
<li>Received an <span class="highlight-inline">A+ evaluation</span> from the program mentor</li>
</ul>
<div class="timeline-tags">
<span class="tag">VR</span>
<span class="tag">EdTech</span>
<span class="tag">Research</span>
</div>
</div>
</article>
</div>
</div>
</section>
<!-- Projects Section -->
<section class="section projects" id="projects" aria-labelledby="projects-heading">
<div class="container">
<h2 class="section-title" id="projects-heading">
<span class="title-number">03.</span>
<span class="title-text">Featured Projects</span>
<span class="title-line"></span>
</h2>
<div class="projects-grid">
<!-- Frutas Prohibidas Project -->
<article class="project-card featured" data-animate>
<div class="project-image">
<div class="project-placeholder">
<span class="placeholder-icon">🍅</span>
<span class="placeholder-text">Frutas Prohibidas</span>
</div>
</div>
<div class="project-content">
<div class="project-label">Featured Project</div>
<h3 class="project-title">Frutas Prohibidas</h3>
<p class="project-subtitle">Vegan Restaurant Web App | Full-Stack</p>
<div class="project-description">
<p>Architected front-end (React + TypeScript) and back-end (Node.js/Express with Supabase) to deliver a dynamic web application for a vegan restaurant.</p>
<ul class="project-highlights">
<li>Developed an admin dashboard enabling staff to manage menu items, monitor sustainability metrics, and configure eco-receipt printing rules</li>
<li>Implemented secure authentication and role-based access control</li>
<li>Set up CI/CD pipelines to automate testing and streamline deployment</li>
</ul>
</div>
<div class="project-tech">
<span class="tech-tag">React</span>
<span class="tech-tag">TypeScript</span>
<span class="tech-tag">Node.js</span>
<span class="tech-tag">Express</span>
<span class="tech-tag">Supabase</span>
<span class="tech-tag">CI/CD</span>
</div>
<div class="project-links">
<a href="https://github.com/javocruz" target="_blank" rel="noopener noreferrer" class="project-link">
<span class="link-icon"></></span>
View Code
</a>
</div>
</div>
</article>
<!-- IATA Datathon Project -->
<article class="project-card featured" data-animate>
<div class="project-image">
<div class="project-placeholder datathon">
<span class="placeholder-icon">✈</span>
<span class="placeholder-text">IATA Datathon</span>
</div>
</div>
<div class="project-content">
<div class="project-label">Competition - Top 5 Finalist</div>
<h3 class="project-title">IATA x Infosys Sustainability Datathon</h3>
<p class="project-subtitle">Aviation Decarbonization | Data Science</p>
<div class="project-description">
<p>Selected as a <span class="highlight-inline">Top 5 finalist out of 38 teams</span> for designing a system that improves capital efficiency by 95%, reducing marginal abatement costs from $633/t to $29/t.</p>
<ul class="project-highlights">
<li>Architected a proprietary, government-backed Sustainable Aviation Fuel (SAF) levy to address physical supply constraints in aviation decarbonization</li>
<li>Validated through consultations with Qatar Airways leadership</li>
<li>Developed a predictive model demonstrating that integrating a SAF Levy with the Global Book & Claim mechanism eliminates the 15% logistics penalty present in current EU mandates</li>
</ul>
</div>
<div class="project-tech">
<span class="tech-tag">Data Analysis</span>
<span class="tech-tag">Predictive Modeling</span>
<span class="tech-tag">Sustainability</span>
<span class="tech-tag">Policy Design</span>
</div>
</div>
</article>
<!-- Unity Web Design Project -->
<article class="project-card" data-animate>
<div class="project-content compact">
<h3 class="project-title">Unity Web Design Platform</h3>
<p class="project-subtitle">Reporting Interface | Full-Stack</p>
<div class="project-description">
<p>Spearheaded the design and implementation of a web-based reporting interface using Unity for robust UI elements. Leveraged Bootstrap for responsive design and engineered backend solutions using Node.js and Express.</p>
</div>
<div class="project-tech">
<span class="tech-tag">Unity</span>
<span class="tech-tag">Bootstrap</span>
<span class="tech-tag">Node.js</span>
<span class="tech-tag">AJAX</span>
</div>
</div>
</article>
</div>
</div>
</section>
<!-- Skills Section -->
<section class="section skills" id="skills" aria-labelledby="skills-heading">
<div class="container">
<h2 class="section-title" id="skills-heading">
<span class="title-number">04.</span>
<span class="title-text">Skills & Technologies</span>
<span class="title-line"></span>
</h2>
<div class="skills-grid">
<div class="skill-category" data-animate>
<h3 class="category-title">
<span class="category-icon"></></span>
Languages & Frameworks
</h3>
<div class="skill-tags">
<span class="skill-tag">Python</span>
<span class="skill-tag">TypeScript</span>
<span class="skill-tag">React</span>
<span class="skill-tag">Node.js</span>
<span class="skill-tag">Express</span>
<span class="skill-tag">C/C++</span>
</div>
</div>
<div class="skill-category" data-animate>
<h3 class="category-title">
<span class="category-icon">📊</span>
Data & Analytics
</h3>
<div class="skill-tags">
<span class="skill-tag">SQL</span>
<span class="skill-tag">BigQuery</span>
<span class="skill-tag">Looker</span>
</div>
</div>
<div class="skill-category" data-animate>
<h3 class="category-title">
<span class="category-icon">⚙</span>
DevOps & Tools
</h3>
<div class="skill-tags">
<span class="skill-tag">Google Cloud Platform</span>
<span class="skill-tag">Docker</span>
<span class="skill-tag">CI/CD</span>
<span class="skill-tag">Git/GitHub</span>
<span class="skill-tag">VS Code</span>
<span class="skill-tag">Notion</span>
</div>
</div>
<div class="skill-category" data-animate>
<h3 class="category-title">
<span class="category-icon">🌐</span>
Languages
</h3>
<div class="skill-tags">
<span class="skill-tag">Spanish <span class="skill-level">(Native)</span></span>
<span class="skill-tag">English <span class="skill-level">(C1, Fluent)</span></span>
</div>
</div>
</div>
</div>
</section>
<!-- Education Section -->
<section class="section education" id="education" aria-labelledby="education-heading">
<div class="container">
<h2 class="section-title" id="education-heading">
<span class="title-number">05.</span>
<span class="title-text">Education & Certifications</span>
<span class="title-line"></span>
</h2>
<div class="education-grid">
<div class="education-main">
<article class="education-card" data-animate>
<div class="education-icon">🎓</div>
<div class="education-content">
<h3 class="education-title">Bachelor's Degree in Computer Science and Artificial Intelligence</h3>
<p class="education-school">IE School of Sciences and Technology</p>
<p class="education-location">Madrid, Spain</p>
<p class="education-date">Graduating June 2028</p>
</div>
</article>
<article class="education-card" data-animate>
<div class="education-icon">🎓</div>
<div class="education-content">
<h3 class="education-title">B.S in Computer Science and Technology</h3>
<p class="education-school">Instituto Tecnologico y de Estudios Superiores de Monterrey</p>
<p class="education-location">Monterrey, Mexico</p>
<p class="education-date">Sep 2022 - Jan 2024</p>
</div>
</article>
<div class="coursework" data-animate>
<h4 class="coursework-title">Key Coursework</h4>
<div class="coursework-tags">
<span class="coursework-tag">Data Structures & Algorithms</span>
<span class="coursework-tag">Object-Oriented Programming</span>
<span class="coursework-tag">IoT Implementation</span>
<span class="coursework-tag">Machine Learning Fundamentals</span>
<span class="coursework-tag">Mathematics & Data Science</span>
</div>
</div>
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<div class="certifications">
<h3 class="certifications-title">Certifications</h3>
<article class="cert-card" data-animate>
<div class="cert-badge">✅</div>
<div class="cert-content">
<h4 class="cert-name">Google Cloud Computing Foundations</h4>
<p class="cert-issuer">Google Cloud</p>
<p class="cert-date">November 2024</p>
<p class="cert-details">Compute Engine, App Engine, Cloud Storage, BigQuery, Cloud Dataflow, Cloud Dataproc</p>
</div>
</article>
<article class="cert-card" data-animate>
<div class="cert-badge in-progress">⌛</div>
<div class="cert-content">
<h4 class="cert-name">Google Project Management Professional</h4>
<p class="cert-issuer">Coursera</p>
<p class="cert-date">In Progress - Est. Jul 2025</p>
</div>
</article>
<article class="cert-card" data-animate>
<div class="cert-badge">✅</div>
<div class="cert-content">
<h4 class="cert-name">Responsive Web Design Certification</h4>
<p class="cert-issuer">freeCodeCamp</p>
<p class="cert-date">January 2023</p>
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</article>
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<span class="title-number">06.</span>
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