Web resume

From product to support: I build and ship software that gets used and paid for.

Full-stack developer and freelancer. I build and commercialize my own SaaS products (GEOPilot, Gestolio) and custom platforms for real clients, covering the full cycle: product, development, payments, deployment and support. Higher Technician in Multiplatform Application Development, DAM (2026).

3 products in production with real users and payments
2 own SaaS products (GEOPilot and Gestolio)
C1 English with an academic year in Canada

Products

Three products in production, not demos.

Own SaaS · In production

GEOPilot

SaaS platform for SEO and GEO (Generative Engine Optimization) content generation. AI article-generation pipeline, real token-based cost calculator, editorial calendar with scheduled publishing, and an AI visibility checker module.

Next.jsFirebaseGemini + ClaudeStripeVercel
View in production

Own SaaS · In production

Gestolio

Fiscal management PWA for Spanish freelancers: invoicing, expenses, VAT and income-tax calculations, quarterly tax summaries, fiscal calendar and an AI assistant. Freemium model with Stripe subscriptions.

Next.js 14SupabaseStripeWebAuthnPWA
View in production

Custom platform · Real client

Tu Casa en Jerez

Full multi-property vacation rental platform for a real client: booking engine with Stripe payments, guest registration compliance (Spanish SES), guest-host chat, loyalty and reviews system, and admin panel. Delivered and in production.

JavaScriptFirebaseStripeGoogle MapsWordPress
View demo

Technical stack

The tools I use to take a product from idea to payment.

Frontend

HTML5 Responsive CSS JavaScript React Next.js Accessibility

Backend and data

Node.js Firebase Supabase SQL REST APIs

Product and business

Stripe (subscriptions and payments) Vercel PWA SEO/GEO Analytics

AI

LLM integration (Anthropic API, Gemini) Content generation pipelines Prompt engineering

DAM foundation

Java Python Android

Experience

Real work: own products and clients.

  1. 2025 - Present

    Full-stack developer and founder (freelance)

    Design, development and commercialization of my own SaaS products and custom platforms. Full cycle: product, development, payment gateway, deployment, billing and support.

  2. 2024 - 2025

    Web developer at a design and marketing agency

    Web development for clients: HTML/CSS layout, HTML email signatures, WordPress.

Education

Technical academic base and international experience.

  1. 2024 - 2026

    Dual Higher Degree in Multiplatform Application Development

    Higher Technician degree completed in 2026. Training focused on programming, databases, web development, mobile development and systems.

  2. 2023 - 2024

    Rey Juan Carlos University

    Degree in Science, Management and Service Engineering. Early university experience with technology, management and teamwork.

  3. 2022 - 2023

    Salmon Arm Secondary, Canada

    Scientific baccalaureate studied in English, with academic and cultural immersion.

Working style

End-to-end ownership, with a focus on product and detail.

Full ownership

I take a product from idea to paying users: product decisions, code, payments, deployment and support.

Visual care

I pay attention to hierarchy, spacing, contrast and consistency so the interface feels intentional, not improvised.

Communication

I work well with clients and teams, ask when needed and explain solutions clearly.