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Fiverr Pro
English
$
USD
I will create scalable web apps with secure login and payments
Karan
About this gig
I build secure, scalable, and production-ready web applications for startups,
SaaS founders, and businesses.
This gig is ideal if you need:
Secure login systems (JWT, OTP, OAuth)
Payment integration (Stripe, Razorpay, Cashfree)
Scalable backend APIs and databases
Real-time features like chat, notifications, and live updates
Admin dashboards and role-based access
Clean, maintainable, and well-structured code
What you get:
Custom-coded solution (no low-code tools)
Performance-optimized backend and APIs
Secure architecture and best practices
Responsive, modern UI
Source code and documentation
Tech Stack:
React, Next.js, Node.js, Express, MongoDB, PostgreSQL, Redis, AWS
Why work with me:
7+ years of professional experience
Strong focus on scalability and security
Clear communication and timely delivery
Long-term support available
Message me before ordering to discuss requirements and select the right package.
Get to know Karan
Karan
Full Stack Developer
- FromIndia
- Member sinceJan 2026
Languages
English, Hindi
I am a Software Engineer with 7+ years of experience building scalable, high-performance web applications and delivering 150+ projects. I specialize in full-stack development and crafting reliable architectures for various platforms. My engineering approach focuses on clean architecture and delivering seamless user experiences.
FAQ
Do you use low-code or AI builders?
All projects are fully custom-coded using modern frameworks and best practices.
Can you handle large or complex projects?
Yes. For complex SaaS or enterprise systems, I provide a custom offer.
Will I get the full source code?
Yes. You receive clean, well-structured source code for your project.
Do you provide deployment support?
Yes. Deployment guidance or support can be included if required.
Should I contact you before ordering?
Yes. This helps avoid scope issues and ensures the best solution.
