Federico Medinilla — Front-End Web Developer & AI Automation

Summary

Front-end web developer with 6+ years of experience and 50+ sites shipped, hand-coding in HTML, CSS, and JavaScript (React) and building in WordPress, Elementor, and Shopify. Also builds AI-powered web apps and automations on Astro, Supabase, and Vercel with the Claude API, including a paid client app that cut communication drafting from about an hour to under five minutes. Works 100% remote from Buenos Aires (UTC-3, full US-hours overlap), available part-time.

Skills

Front-End Development: HTML5, CSS3 (Sass, Tailwind), JavaScript (ES6+), React.js, Next.js, Astro
AI & Automation: Claude API (Anthropic SDK), AI-assisted workflows (Claude Code, ChatGPT), structured outputs, prompt design, GitHub API integration
Stack & Tooling: Supabase (Postgres, Auth), Vercel, Git/GitHub, Resend
CMS & Page Builders: WordPress (custom themes), Elementor, WooCommerce, Shopify (Liquid)
Design & UX: Figma (design handoffs), responsive design, accessibility, conversion-focused e-commerce
Languages: Spanish (native), English (advanced)

Experience

Front-End Developer

2022 – 2024

Puzzles Consulting · Remote

Rebuilt WordPress and Elementor sites as fully hand-coded HTML5, CSS3 (Sass, Tailwind), and JavaScript (React) for cleaner, faster, more maintainable front-ends.
Collaborated in cross-functional teams of 5+ developers and designers, turning Figma mockups into responsive, accessible interfaces for clients worldwide and mentoring junior developers.

Freelance Front-End Developer

2019 – 2022

TomasWeb · PáginasWebYa · Estudio DMG · Remote

Built 50+ responsive sites from scratch, plus many rebuilds and ongoing maintenance, using WordPress, WooCommerce, and Elementor, with Shopify/Liquid for custom functionality.
Delivered polished, hand-tuned sites on a roughly one-week cadence across three partner agencies, matching each build to the client's brand and conversion goals.

Selected Projects: AI-Powered Web Apps

Bayard Writer (delivered · paid client)

Claude API, Vercel, Google OAuth

Developed and delivered a paid AI writing assistant for a private school that cuts institutional-communication drafting from about 60 minutes to under 5.
Integrated the Claude API, Google sign-in, and a Mailchimp-fed context system; shipped to production on Vercel and validated in live testing with directors and teachers.

Kyndred Chronicle (in development)

Astro, Supabase, Claude API, Vercel

Engineered a full-stack AI app that turns work activity (GitHub commits, notes) into publish-ready content through a multi-step Claude API workflow with structured outputs.
Architected a decoupled, layered pipeline with a Supabase job queue for stateless processing within serverless limits; integrated the GitHub API and magic-link auth.

KyndredAI (live · kyndredai.com)

Astro, JavaScript

Shipped a bilingual (EN/ES) AI-services site in Astro with i18n, dark mode, and performance tuning (self-hosted fonts, inlined assets) for fast loads and strong LCP.

Education & Training

Bachelor of Technology (Programming)

2020 – 2023

Universidad Tecnológica Nacional (UTN)

Programming & Videogame Design

2014 – 2016

Image Campus

Courses: AI Automation Career, Coderhouse · The Odin Project (JS Full-stack) · WordPress Developer (PHP) · Liquid/Shopify Theme Development · freeCodeCamp.