PROFESSIONAL PROFILE
Senior Frontend Engineer (Full-Stack) with 8+ years of experience building high-impact interfaces for leading companies in Latin America and globally. Specialized in React, TypeScript, and scalable architectures with a focus on performance, Server-Side Rendering (SSR), and accessibility. Proven track record in orchestrating AI-Augmented Development to systematically accelerate the delivery of robust business logic and complex web applications. I have built mission-critical products handling millions of daily transactions on platforms like Mercado Libre and Mercado Pago. Dedicated to establishing clean code standards and achieving measurable business impact.
Languages
- Spanish — Native
- English — Professional Working Proficiency (B2)
- Portuguese — Basic
WORK EXPERIENCE
- Directed development of mission-critical fintech backoffice applications for Mercado Pago Credit Card, handling settlement, reconciliation, and financial reporting modules processing $5M+ in daily transactions across LATAM with strict regulatory compliance (PCI-DSS, AML).
- Pioneered the complete redesign of the primary payment dashboard serving 12M+ active users, improving conversion rates by 15% and significantly reducing drop-off in critical financial operations.
- Implemented scalable fintech architectures with React 19, TypeScript, Node.js, and SSR, ensuring high availability, performance (Lighthouse 95+), and multi-region CI/CD pipelines meeting Mercado Libre enterprise standards.
- Architected and maintained BFFs (Backend-for-Frontend) and REST APIs using Node.js/Express, optimizing data payload delivery for the frontend in scalable fintech architectures.
- Integrated GitHub Copilot and LLMs into workflows to accelerate payment feature delivery, reduce technical debt, and iterate rapidly on evolving financial regulations in real-time.
- Ensured Accessibility compliance across all money-movement interfaces, promoting financial inclusion for underserved LATAM users through accessible fintech design.
- Collaborated with Compliance, Risk & Legal teams to integrate real-time security checks and data validation in backoffice interfaces (KYC, AML, fraud prevention).
- Engineered high-availability user interfaces for the Disney Cruise Line (Caribbean) with Angular and TypeScript, ensuring 99.9% uptime and top-tier UX for a platform serving millions of global guests.
- Collaborated with the Wunderman Thompson (VML) team on frontend solutions for high-traffic global campaigns, focusing on load optimization and achieving a 30% improvement in Time-to-Interactive (TTI).
- Orchestrated frontend development for fuel logistics clients, ensuring 100% architectural scalability and cross-browser coverage.
- Applied Agile/Scrum methodologies in distributed international teams, continuously delivering over 50 successful sprints with high cadence and minimal critical bugs.
- Created interactive webapps using AngularJS, PHP, and Node.js for home automation and IoT solutions, enhancing real-time user control by 40%.
- Maintained and improved full-stack web platforms, integrating back-end and front-end for custom client solutions.
- Built ByPeople, a curated network for developers and designers with over 10,000 resources (freebies, plugins, snippets) updated daily — bypeople.com.
- Constructed the institutional web platform for UNAB, supporting 20+ academic and administrative units using Drupal as the core CMS.
FEATURED PROJECTS
- Poke-Global (2026) - Pokémon favorites Pokédex built with an AI-first approach: Vue 3, TypeScript, Pinia and Vite, with 243 unit tests and 10 e2e specs (Playwright) with CI. Deployed on Vercel. poke-global.vercel.app
- Minder (2026) - Swipe-based rating SPA. Built with React 19, TypeScript, Vite, Zustand, and IMDb API. Deployed on Firebase. minder-vite2026.web.app
- Vibe Watcher AI - Proactive monitoring script using Gemini CLI to document codebase changes in real-time. Open Source on GitHub.
Education
Systems Engineering
Bogotá, Colombia · 2011 – 2016
Universidad Distrital Francisco José de Caldas