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duetkarthick

Karthick

@duetkarthick

Full Stack Developer Custom React Nextjs Web Applications

India
Tamil, Inglés
Parte de la información aparece en idioma inglés.
Sobre mí
Hi, I’m Karthikeyan — a Full Stack Developer specializing in modern web applications using React, Next.js, Node.js, and PostgreSQL. I build fast, responsive, SEO-friendly websites and scalable full stack apps tailored to business needs. Experienced in custom frontend development, backend APIs, authentication, Stripe/payment integration, and database design. I focus on clean code, performance, and delivering production-quality solutions that help businesses grow. ... Lee más

Habilidades

d
duetkarthick
Karthick
desconectado • 
Tiempo medio de respuesta: 1 hora

Revisa mis servicios

Aplicaciones Full Stack Web
I will build a modern business website to get more customers for your shop
DeUSD 60 / proyectoMás información
Aplicaciones Full Stack Web
I will create website for saree shop, textile business or local store
DeUSD 20 / proyectoMás información

Porfolio

Experiencia laboral

Self_Employed

Full Stack Developer

Self Employed • Freelance

Dec 2025 - Present • 5 mos

I am a professional Full Stack Web Developer specializing in building modern, fast, and scalable web applications using React.js, Next.js, Node.js, and MongoDB. I focus on creating clean, responsive, and user-friendly websites that help businesses grow and improve their online presence. I have experience developing complete e-commerce platforms with features like product filtering, secure authentication, payment gateway integration, cart management, and admin dashboards. My goal is always to deliver high-performance websites with smooth user experience and optimized loading speed. I write clean, maintainable code and follow best practices to ensure projects are reliable, scalable, and easy to manage in the future. I am comfortable handling both frontend and backend development, including API creation, database design, and third-party integrations such as Stripe and Firebase. I pay strong attention to UI/UX, responsiveness across devices, and performance optimization. I can work independently, understand client requirements clearly, and deliver projects on time with professional communication. If you are looking for a dedicated developer who can build a modern, secure, and business-focused web application, I would be happy to help bring your idea into a real product.