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I will develop a scalable fullstack app with react nextjs nodejs
Leandro G
About this gig
Hi! I'm a Senior Full-Stack Developer with 5+ years of experience building scalable and high-performance web applications.
I specialize in React, Nextjs, Nodejs and TypeScript, with real experience developing enterprise systems, healthcare platforms and dashboards.
What I can do for you:
- Build fullstack web applications from scratch
- Develop responsive frontend using React or Nextjs
- Create backend APIs using Nodejs
- Fix bugs and improve performance
- Integrate APIs and third-party services
- Build dashboards and admin panels
My experience includes:
- Enterprise systems development
- Healthcare management systems
- REST API development
- Scalable and maintainable applications
Why choose me:
- 5+ years of experience
- Clean and scalable code
- Fast communication
- Focus on performance and user experience
Please contact me before placing an order to discuss your project.
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Get to know Leandro G
Leandro G
Senior Systems Analyst FullStack Developer
- FromBrazil
- Member sinceMar 2026
- Avg. response time10 hours
Languages
English, Portuguese
I am a Full-Stack Developer with 5+ years of experience in building responsive and scalable web applications using ReactJS, Node.js, Next.js, and ASP.NET. I combine technical skills with creativity, leading digital media and website projects.
FAQ
Do you build full custom applications?
Yes! I develop fully custom web applications tailored to your needs using React, Next.js and Node.js.
Do you provide both frontend and backend development?
Yes, I am a full-stack developer and can handle both frontend and backend, including APIs, database and integrations.
Can you fix bugs or improve my existing project?
Absolutely! I can debug, optimize performance, refactor code and add new features to your existing application.
Do you provide deployment?
Yes, I can deploy your project to platforms like Vercel, AWS or other hosting providers.
Will my website be responsive?
Yes, all applications are fully responsive and optimized for desktop, tablet and mobile devices.
Do you integrate APIs or third-party services?
Yes, I can integrate any REST API or third-party service such as payment gateways, authentication systems and external platforms.
Do you provide database setup?
Yes, I can design and implement database structures (SQL or NoSQL) based on your project requirements.
What do you need from me to get started?
I will need a clear description of your project, features required, design references (if any), and access to any existing code or resources.
Do you offer revisions?
Yes, revisions are included depending on the package. Additional revisions can also be added if needed.
How do we start working together?
Please send me a message before placing an order so we can discuss your project requirements and choose the best package or a custom offer.
