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I will create custom backend in nodejs nestjs expressjs
Vinay kumar
About this gig
Need a secure and scalable backend for your SaaS, dashboard, mobile app, or web application?
With 5+ years of experience I develop high-performance backend systems using Node.js, NestJS, Express.js, and MongoDB, following modern architecture and best practices.
Whether you're building a new product or improving an existing one, I'll create reliable APIs that are secure, scalable, and production-ready.
Services:
I can help you with any of these languages / tasks.
- CRUD Apps
- Nextjs
- Management Apps
- API s
- Bug Fixes
- Scripts / Components / Modules
- Node
- Express JS
- Nest JS
- javaScript ( jQuery , React, Vue )
- Firebase Realtime Database
- Firestore
- Mongo DB
- Mongoose
- Postgres
- Authentication
- JWT
Please message me before placing order.
Thanks
Vinay
Get to know Vinay kumar
Vinay kumar
TAGLINE: Full Stack Web Developer Nodejs Nextjs SaaS Architect
- FromIndia
- Member sinceFeb 2024
Languages
Hindi, English
I'm Vinay Kumar, a Full Stack Web & Mobile Developer with 5+ years of experience shipping production apps — including backend systems for a live crypto exchange handling real transactions. I work across React, Next.js, React Native, Node.js, and Tailwind CSS: frontend UI, backend APIs, auth, databases, and deployment. Security and reliability come first for me, not as an afterthought. I take full ownership of projects end-to-end and communicate clearly at every stage, so you always know exactly where your product stands. Let's build something reliable.
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FAQ
Which technologies do you use?
Node.js, NestJS, Express.js, MongoDB, PostgreSQL, JWT Authentication.
Can you work with existing backend code?
Yes, I can fix bugs, improve performance, and add new features to your existing API or backend project.
What do you need to start the project?
I need your project requirements, required API endpoints, expected features, and any reference or UI if available.
Do you provide deployment support?
Yes, deployment support can be included depending on the package.
What type of APIs do you develop?
I develop RESTful APIs using Node.js, Express, and MongoDB for web and mobile applications.
Do you provide authentication in APIs?
Yes, I implement secure authentication systems like JWT, role-based access (Admin/User), and protected routes.
Will I get the source code?
Yes, you will receive fully structured and clean source code with proper project setup.
Do you also design database structure?
Yes, I can design optimized MongoDB schemas based on your application requirements.
