I will build scalable backend and apis in node js nestjs and sql nosql


About this gig
Are you looking for a robust, scalable, and secure backend for your web or mobile application? Look no further!
With 4+ years of hands-on production experience, I architect and build high-performance backend systems and clean RESTful APIs using Node.js, Express, and NestJS, along with SQL and NoSQL databases.
What I Offer:
- Custom RESTful APIs & Microservices (Node.js, Express.js, NestJS, TypeScript)
- Database Design & Query Optimization (PostgreSQL, MySQL, MongoDB, Redis)
- Secure Authentication & Authorization (JWT, OAuth2, Role-based Access Control)
- Third-Party Integrations (Stripe, Razorpay, AWS S3, Twilio, SendGrid)
- Clean Architecture, validation, and comprehensive error handling
- Detailed API Documentation (Postman Collection / Swagger)
- Bug fixing, performance tuning, and database migration
Why Choose Me?
- Production-grade, maintainable code
- 100% adherence to timelines
- Clear and transparent communication
Please message me with your project details before placing an order so we can align on scope and deliver the best solution for you!
Get to know Gaurav Mishra
Full Stack Engineer
- FromIndia
- Member sinceOct 2026
- Avg. response time1 hour
Languages
Hindi, English
