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I will build your ai saas web app using nextjs react and openai
Charles Perez
À propos de ce service
I will build your modern AI-powered SaaS, web app, or startup MVP using Next.js, React, Node.js, and OpenAI APIs.
With 20+ years of development experience, I specialize in fast, scalable, production-ready applications with beautiful modern UI/UX.
Some animated sites I've built recently :
https://airfastshoes-ruby.vercel.app/
https://www.viralreel.co/
https://vendex-marketing.com/
https://www.romelus3.com/ (Personal site)
What I can build for you:
- AI SaaS platforms
- OpenAI / ChatGPT integrations
- Full-stack Next.js & React apps
- Custom dashboards & admin panels
- Authentication & user systems
- Stripe subscriptions & payments
- AI image/video generation tools
- REST APIs & backend systems
- Database design (Prisma, MySQL, PostgreSQL)
- Vercel deployment & optimization
- Responsive mobile-friendly UI
Tech Stack:
Next.js, React, Node.js, TypeScript, OpenAI API, Prisma, TailwindCSS, Vercel, MySQL, PostgreSQL, PHP, JavaScript, .NET, and more.
I focus on clean code, fast communication, modern design, and rapid prototyping to help bring your idea to life quickly and professionally.
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Découvrez Charles Perez
Charles Perez
CEO, TheRenderCafe, Vendex AI, ViralReel
- DeSalvador
- Membre depuisnov. 2018
Langues
Anglais, Espagnol
Full-stack developer and AI builder specialized in creating web apps, SaaS, automation systems, &AI-powered tools from the ground up. Skilled in PHP, JS, Next.js, React, Node.js, MySQL/MariaDB, Postgres, Lovable, V0, Replit, APIs, and AI workflows. I’ve built production-ready platforms with auth, payments, dashboards, media gen, and automation. I focus on clean, scalable solutions and enjoy solving complex technical problems while turning ideas into fast, reliable products.
https://airfastshoes-ruby.vercel.app
https://www.viralreel.co
https://vendex-marketing.com
https://www.romelus3.com
Mon portfolio
FAQ
What technologies do you use?
I primarily work with Next.js, React, Node.js, TypeScript, OpenAI APIs, Prisma, TailwindCSS, MySQL, PostgreSQL, PHP, and Vercel. I can also adapt to your preferred stack.
Can you build AI-powered applications?
Yes. I specialize in AI SaaS development including ChatGPT/OpenAI integrations, AI image generation, automation tools, AI assistants, dashboards, and custom workflows.
Do you develop full-stack applications?
Yes. I handle both frontend and backend development, including APIs, databases, authentication, payments, and deployment.
Can you deploy the project for me?
Absolutely. I can deploy your application to platforms like Vercel, DigitalOcean, VPS servers, or your preferred hosting environment.
Do you work on existing projects or only new ones?
Both. I can build projects from scratch, improve existing codebases, fix bugs, update your legacy systems, optimize performance, or add new features.
Will my web app be mobile-friendly?
Yes. All projects are designed to be fully responsive and optimized for desktop, tablet, and mobile devices.
Do you provide revisions and support?
Yes. I provide revisions based on the package selected and can also offer ongoing support and maintenance if needed.
Can you sign an NDA?
Yes. I fully respect client confidentiality and can sign NDAs when required.
