I will build saas web application with react nextjs nodejs postgresql


About this gig
Are you ready to turn your idea into a fully functional SaaS product or web platform?
With over 4 years of full-stack development experience including real client projects at bdCalling and freelance SaaS builds I specialize in architecting scalable, secure, and high-performance web applications from the ground up.
What I build:
Multi-tenant SaaS platforms (subscription billing, role-based access)
CRM / ERP / admin dashboard systems
Booking & scheduling platforms
eCommerce stores with payment gateway integration
REST APIs and microservices
My stack: React, Next.js, Node.js, Express, Django, PostgreSQL, Tailwind CSS, Redux, TypeScript
Every delivery includes:
Clean, commented, maintainable code
Mobile-responsive UI
Authentication (JWT / OAuth)
Deployment-ready setup
Post-delivery support
Not sure what you need? Message me for a free consultation. I'll scope your project honestly.
Respect third-party rights
Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.
Get to know Shareare
Full Stack Developer specializing in SaaS, ERP, Automation
- FromBangladesh
- Member sinceAug 2021
- Avg. response time1 hour
Languages
Bengali, Hindi, English, Urdu
My Portfolio
FAQ
Can you work with an existing codebase?
Yes. Share your repo and I'll review it before we start so there are no surprises.
Do you provide source code?
Always. You get full ownership of all code, documented and deployment-ready.
What if my project is larger than the Premium package?
Message me with your requirements and I'll create a custom offer tailored to your scope.

