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Hi, I’m Javier Quintero, a Senior Web Developer and Designer with 10+ years of experience delivering responsive, high-performance websites and web applications. I specialize in front-end development (React.js, Next.js, Tailwind), full-stack development (Node.js, APIs, databases), and freelance web design (WordPress, Shopify, UI/UX, SEO). I love turning complex problems into clean, accessible interfaces and performance-focused experiences for clients.…Hi, I’m Javier Quintero, a Senior Web Developer and Designer with 10+ years of experience delivering responsive, high-performance websites and web applications. I specialize in front-end development (React.js, Next.js, Tailwind), full-stack development (Node.js, APIs, databases), and freelance web design (WordPress, Shopify, UI/UX, SEO). I love turning complex problems into clean, accessible interfaces and performance-focused experiences for clients.

Javier Quintero

Web Developer, Front-End Developer, Full Stack Developer, +4

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Hi, I’m Javier Quintero, a Senior Web Developer and Designer with 10+ years of experience delivering responsive, high-performance websites and web applications. I specialize in front-end development (React.js, Next.js, Tailwind), full-stack development (Node.js, APIs, databases), and freelance web design (WordPress, Shopify, UI/UX, SEO). I love turning complex problems into clean, accessible interfaces and performance-focused experiences for clients.…Hi, I’m Javier Quintero, a Senior Web Developer and Designer with 10+ years of experience delivering responsive, high-performance websites and web applications. I specialize in front-end development (React.js, Next.js, Tailwind), full-stack development (Node.js, APIs, databases), and freelance web design (WordPress, Shopify, UI/UX, SEO). I love turning complex problems into clean, accessible interfaces and performance-focused experiences for clients.

Available to hire

Hi, I’m Javier Quintero, a Senior Web Developer and Designer with 10+ years of experience delivering responsive, high-performance websites and web applications.

I specialize in front-end development (React.js, Next.js, Tailwind), full-stack development (Node.js, APIs, databases), and freelance web design (WordPress, Shopify, UI/UX, SEO). I love turning complex problems into clean, accessible interfaces and performance-focused experiences for clients.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Spanish; Castilian

Fluent

Work Experience

Freelance Web Developer & Designer at Self-employed / Freelance

January 1, 2015 - Present

Designed and developed responsive websites and web applications for small businesses. Built front-end applications using React.js and Next.js with Tailwind CSS. Developed Node.js and Express.js APIs integrated with front-end applications. Designed and launched WordPress and Shopify websites using custom themes and Elementor. Optimized website performance and implemented SEO best practices.