I will develop the backend using nodejs or nestjs apis
About this gig
I will develop scalable backend APIs using Node.js or NestJS
Are you looking for a reliable backend developer to build fast, secure, and scalable APIs?
With 10+ years of experience, I have built backend systems handling thousands to millions of users. I focus not only on coding but also on designing systems that are stable, maintainable, and ready for production.
What I offer:
- RESTful API development (Node.js / NestJS)
- Scalable architecture design
- Authentication (JWT, OAuth)
- Database design (MySQL, PostgreSQL, MongoDB)
- Third-party integrations (Stripe, PayPal, etc.)
- Performance optimization & debugging
- Microservices or monolithic systems
Why me:
- 10+ years real experience
- High-performance & SEO-driven systems
- Clean, production-ready code
- Fast communication
Perfect for startups, SaaS, and e-commerce projects
Message me before ordering to get the best solution for your project
Get to know Tony Vu
Fullstack Development
- FromVietnam
- Member sinceFeb 2025
- Avg. response time1 hour
Languages
English, Vietnamese
My Portfolio
FAQ
What do you need to start the project?
I need your project requirements, API features, preferred tech stack (if any), and database details.
Can you build scalable systems for high traffic?
Yes. I have experience building systems handling thousands to millions of users with optimized performance.
Do you use Node.js or NestJS?
I can use both. NestJS is recommended for large, scalable projects. Node.js (Express) is great for simple APIs.
Will you provide clean and maintainable code?
Absolutely. I follow best practices, clean architecture, and write production-ready code.
Can you fix or improve my existing backend?
Yes. I can debug, optimize performance, and refactor your current system.
Do you handle database design?
Yes. I design efficient databases using MySQL, PostgreSQL, or MongoDB.
Can you integrate third-party services?
Yes. I can integrate APIs like Stripe, PayPal, Firebase, etc.
