Miguel Fernandez

Senior Frontend Developer & AI Engineer

Building products that ship — SaaS apps, AI tools, Chrome extensions, and client websites.
4+ years of professional experience. Master's in AI Development.

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Tech Stack

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Featured Projects

Healthspan Full SaaS health platform with 1,475 tests, AI features, and integrated payments React, Vite, Supabase, TypeScript, Tailwind, AI SDK	DeskBreak Monetized Chrome extension with 12 break types and ergonomic exercises React, Chrome APIs, TypeScript, Tailwind
PhotoHouseAI AI real estate photo enhancement with 211 components and 16 DB models Next.js, React, TypeScript, Tailwind, AI	TourGuideAI AI travel audio guide SaaS with GPT-4o, ElevenLabs narration, 114 cities Next.js, AI SDK, TypeScript, Tailwind, Stripe
Game Portrait AI game-style artwork generator with 7 AI providers and payments Next.js, Supabase, TypeScript, Tailwind, AI	+ 5 More Projects FotoCV, Centro Dharma, Custom Landings, Indie Hacker Game, Band Finder Visit my portfolio for the full showcase

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Experience

Period	Role	Company
2024 – Present	Senior Frontend Developer	Token City
2024 – Present	Freelance Web Developer	Independent
2023 – 2024	Senior Front-end Developer	Tempe / INDITEX Group
2022 – 2023	Full Stack Developer	Doctomatic

Education

Period	Degree	Institution
2025 – 2026	Master's in AI Development	BIG school
2017 – 2022	B.S. Computer Engineering	Universidad de Alicante
2019 – 2020	Erasmus+ Exchange	Cracow University of Technology