I will do node js developer backend rest api development


About this gig
Custom REST API Development Fast, Secure & Scalable
Need a backend for your app or a bridge to your database? I will develop a custom API tailored to your specific business or project needs.
I specialize in building efficient, well-documented, and secure APIs using modern frameworks. Whether you're working on a web or mobile app, Ill make sure your API is robust and production-ready.
What I offer:
- RESTful API design and development
- Authentication (JWT, OAuth, API Keys, etc.)
- Integration with MySQL, PostgreSQL, MongoDB, or Firebase
- Input validation and error handling (Zod, Joi)
- Deployment-ready solutions (Docker, Vercel, Render, etc.)
- Documentation (Postman, Swagger/OpenAPI)
Tech stack:
- Node.js (Express, Hono, Fastify)
- Python (Flask, FastAPI, Django)
- Go (Fiber, Gin)
- Databases: MySQL, PostgreSQL, SQLite, MongoDB
- Authentication: JWT, OAuth2
Output can include: Full source code, deployment instructions, Postman collection, database schema, and more.
Process:
Just tell me what functionality your API needs, and Ill take care of the backend logic, data structure, security, and deployment.
Lets bring your application to life with a solid backend!
Get to know Leandro B.
Junior Backend Developer
- FromArgentina
- Member sinceFeb 2021
Languages
English, Spanish
FAQ
What other backend technologies are you familiar with other than Node JS?
Yes, I am quite proficient in Java (Spring Boot), Python (Django, Flask) and Go (Fiber, Gin)
What databases are you familiar with?
I'm familiar with almost all of the SQL Databases such as PostgreSQL, MySQL, SQLite as well as NoSQL Databases such as MongoDB, Firebase and Supabase
