Available to hire
Front-end engineer with 5+ years of experience building web applications with React, TypeScript, and Next.js. I lead front-end and back-end delivery for digital products, with a strong focus on architecture, maintainability, testing, and complex business logic.
I enjoy leading scalable UI development, ensuring quality through unit/integration testing (Jest/Vitest/React Testing Library), and collaborating in Agile teams to ship reliable features—often across payments, real-time updates, exports, and configurable workflows.
Skills
Language
Spanish; Castilian
Advanced
Work Experience
Front-End Engineer / Technical Lead at VYA Projects
April 1, 2025 - PresentBuilt an end-to-end self-service kiosk in React, including sales flow, cart, server integration, and real-time stock control through SSE. Implemented mixed payments, virtual money for loyalty cards, handling pending orders and refunds, accounting-correct discounts, and heatmaps based on activity and orders using Stripe. Designed real-time notifications with SSE for stock alerts, including currency configuration, date handling, activity credits, and configurable credit value.
Developed the Express and MongoDB server with user authentication, Google login, expiring session tokens, and license expiration system. Built forms, CSV and PDF exports, editable maps, element placement on floor plans, virtual keyboard, and sales flows driven by business rules for stock, promotions, discounts, and duplicate items. Contributed to quality strategy with Playwright end-to-end tests and unit tests using Jest and Vitest. Used Tailwind v4 and Tailwind variants for theming tied to selected themes.
Front-End Engineer at Southern Media
July 1, 2024 - August 31, 2024Developed front-end features using HTML, CSS, Tailwind CSS, TypeScript, Next.js, and vanilla JavaScript. Implemented multilingual content with i18next.
Front-End Engineer at VYA Projects
August 1, 2023 - July 31, 2024Built and maintained front-end features with React, TypeScript, Material UI, React Query, and i18next. Worked in Agile teams using Jira, Bitbucket, Docker, and Jest. Supported responsive interfaces and reusable component patterns aligned with production environments.
Front-End Engineer at Grupo de Comunicación Agrinews
March 1, 2023 - May 31, 2023Built newsletters and web content using HTML, CSS, Bootstrap, and Photoshop. Delivered production-ready marketing pages and content assets.
Front-End Engineer at Southern Media
August 1, 2022 - December 31, 2022Built responsive websites and UI components with HTML, CSS, SCSS, Bootstrap, React, and Next.js.
Front-End Engineer at Fiverr
August 1, 2022 - PresentDelivered freelance front-end work for newsletters, landing pages, and React-based interfaces. Built responsive UIs using HTML, CSS, Bootstrap, React, and Framer.
CoderHouse at Full Stack Developer
May 1, 2021 - June 30, 2022Education
Technology Engineer at UNED
February 1, 2025 - July 29, 2026Qualifications
HTML5
January 11, 2030 - July 29, 2026CSS3
January 11, 2030 - July 29, 2026JavaScript
January 11, 2030 - July 29, 2026MongoDB
January 11, 2030 - July 29, 2026Git
January 11, 2030 - July 29, 2026Node.js
January 11, 2030 - July 29, 2026Express
January 11, 2030 - July 29, 2026Industry Experience
Software & Internet, Media & Entertainment
Skills
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