Alejandro R.

Senior React Developer and Next.js Developer, also Vue.js / Nuxt Developer. Top Rated Plus | 100% Job Success | 24 jobs | 2,900+ hours | $100,000+ earned on Upwork | 6+ years of frontend development. I build production frontends with React, Next.js, Vue, and Nuxt. Clients hire me when a screen is slow, a migration is stuck, or a UI needs to ship. What I do as a React / Next.js developer: - React and Next.js: App Router, server and client components, data fetching, Redux - Web applications and SaaS platforms, from AI agent platforms to learning management systems - Performance: Core Web Vitals, rendering, and bundle size - AI in the interface: chat, classification, and token use What I do as a Vue.js / Nuxt developer: - Features, migrations, and UI on existing Vue and Nuxt apps Stack: TypeScript, JavaScript, Tailwind CSS, Material UI, Bootstrap, Node.js. Tests with Jest, Vitest, and Cypress. You get maintainable code and a clear next step. Send the screen, the repo, or the pull request. React Developer | Next.js Developer | Senior Frontend Developer | Front End Developer | Vue.js Developer | Nuxt Developer | TypeScript Developer | Web Developer