About Santiago
Custom Web Developer | HTML • CSS • JavaScript
Are you tired of slow, generic templates?
I build high-performance, custom websites from scratch using HTML5, CSS3, and modern JavaScript. My focus is delivering fast, secure, and fully responsive digital solutions that help your business stand out.
How I add value:
Clean Code: No bloated plugins—just lightning-fast loading speeds to boost your SEO and user retention.
Tailored Design: From professional portfolios for construction firms to interactive systems for healthcare clinics, I code specifically for your goals.
Modern UI/UX: I use Figma to design intuitive interfaces before bringing them to life with pixel-perfect code.
Tech Stack: HTML5, CSS3 (Grid/Flexbox), JavaScript (ES6+), Git.
Ready to upgrade your digital presence? Let’s build something great together.
English
Native or bilingual
Spanish
Native or bilingual
Remote only
Primarily works remotely
Experience
- Trazos y BloquesWeb DeveloperARCHITECTURE AND URBAN PLANNINGNovember 2025 - January 2026 (2 months)Bogotá, ColombiaDeveloped a high-performance, responsive corporate website for a construction company from the ground up. I focused on creating a clean, professional UI to showcase large-scale projects and build client trust.Key Contributions:Custom Architecture: Built using semantic HTML5 and modern CSS3 (Flexbox/Grid) to ensure a lightweight and accessible structure.Dynamic Interactivity: Implemented JavaScript (ES6+) for interactive project galleries, smooth scrolling, and a validated contact system.Performance Optimization: Achieved fast loading times by optimizing asset delivery and minifying code, ensuring a seamless user experience on both desktop and mobile.SEO-Ready: Structured the code with SEO best practices to improve the firm's visibility in local search results.
- Famoc DepanelJava Developer - DevOps | InternJune 2025 - December 2025 (6 months)Bogotá, Bogota, Colombia• • Integrated AWS services such as S3 and CloudWatch into our backend workflow to enable cloud-based storage and better monitoring for deployments, which reduced undetected incidents by 20%.
- Barcelona ActivaWeb Developer - Java | InternshipDecember 2024 - May 2025 (5 months)Barcelona, Spain• • Improved API response times by 30% with optimized database queries and caching, boosting performance and reliability.
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Education
- Cloud Native, Microservices, Containers, DevOpsCloud Native, Microservices, Containers, DevOps
- Professional certificate, Information Systems SecurityGrup CIEF2025Professional certificate, Information Systems Security