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English
$
USD
I will build scalable backend apis and saas apps using nodejs
H M Hasnain
5.0
5.0
About this gig
I will develop scalable backend systems and full stack web applications for your business or startup.
I specialize in building modern, secure, and production-ready web applications using Node.js, Express, NestJS, and modern JavaScript frameworks. My focus is on scalable architecture, clean code, and efficient database design to support real-world products and SaaS platforms.
Whether you need a complete backend system, REST APIs, or a full stack SaaS application, I can turn your idea into a fully functional and scalable product.
What I offer:
- Backend development using Node.js, Express, NestJS, Flask
- Full stack web applications (SaaS dashboards & platforms)
- REST API development & third-party integrations
- Database design (MongoDB, MySQL, PostgreSQL)
- Authentication systems (JWT, OAuth, sessions)
- Performance optimization & scalability improvements
- Bug fixing and upgrading existing systems
Why choose me:
- Clean, scalable, and maintainable architecture
- Strong focus on performance, security, and scalability
- Startup-focused product engineering mindset
- Clear communication and structured development process
- Reliable delivery with production-ready results
Let's discuss you project.
Get to know H M Hasnain
H M Hasnain
Full Stack Product Engineer for MVP, SaaS and AI Products
- FromPakistan
- Member sinceMar 2020
- Last delivery7 months
Languages
English
I help founders and startups turn ideas into MVPs, SaaS platforms, and AI products ready for launch and scale.
👨💻 As a Full Stack Product Engineer and founder of NexiOrbit, I focus on fast execution, product thinking, and scalable architecture.
⚙️ I build web & mobile apps using React, Next.js, Node.js, React Native, Flutter, and Firebase.
🚀 My goal is to help you validate, launch, and scale with a focus on real business outcomes — not just code.
My Portfolio
FAQ
Can you build scalable backend systems for SaaS applications?
Yes, I specialize in building scalable backend systems designed for SaaS platforms, including APIs, databases, authentication, and system architecture.
Which technologies do you use for backend development?
I primarily use Node.js with Express or NestJS, along with databases like MongoDB, MySQL, and PostgreSQL. I also work with Firebase and Flask when needed.
Can you integrate APIs and third-party services?
Yes, I can integrate third-party APIs such as payment gateways, authentication systems, AI services, and other external tools into your application.
Do you provide database design and architecture planning?
Yes, I design optimized and scalable database structures tilored to your application needs, ensuring performance and long-term scalability.
Can you fix or improve my existing backend system?
Yes, I can debug, optimize, and upgrade your existing backend system to improve performance, security, and scalability.
Do you support deployment and hosting?
Yes, I can help deploy your backend on platforms like AWS, DigitalOcean, or Vercel and ensure it runs in a production-ready environment.
Will my backend be secure?
Yes, I implement security best practices including authentication (JWT/OAuth), data protection, and secure API development.
What do you need to start the project?
I need a clear description of your project, required features, and any references or documentation you may have. I will guide you through the rest.
Reviews
1 reviews for this Gig
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Rating Breakdown
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- Recommend to a friend
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ameliareynlds
United States
Great experience with Husnain and will continue purchasing for sure
Up to $50
Price
1 day
Duration
Helpful?
Reviews
1 reviews for this Gig
| (1) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Recommend to a friend
- Service as described
Sort By
Most relevant
A ameliareynlds
United States
Great experience with Husnain and will continue purchasing for sure
Up to $50
Price
1 day
Duration
Helpful?
