I will develop a secure restful API using nodejs, express and mongodb


About this gig
Do you need a robust, scalable, and secure backend for your web or mobile application?
Stop searching. I am a Full Stack Software Engineer specialized in the MERN stack. Unlike other developers who just "make it work," I architect systems that are secure, clean, and ready for production.
I have experience leading full-stack implementations and deploying interconnected ecosystems (APIs, Dashboards, Mobile Apps) on cloud platforms like Render and MongoDB Atlas.
What I Can Build For You:
- Secure RESTful APIs: Using Node.js and Express with strict validation.
- Database Architecture: Optimized MongoDB schemas (NoSQL) for speed.
- Authentication: Secure Login/Signup systems using JWT (JSON Web Tokens).
- Third-Party Integrations: Connecting your app to external services.
- Deployment: (Premium) I will deploy your API to the cloud so it's live and accessible.
️ My Tech Stack:
- Runtime: Node.js
- Framework: Express.js
- Database: MongoDB / Mongoose
- Testing: Postman / Jest
Why Choose Me?
- Engineering Standard: I apply software architecture principles to ensure your code is maintainable.
- Documentation: You will receive a Postman Collection to test your API immediately.
- Bilingual Communication: Fluent in
Get to know Paolo Duenas
Full Stack Software Engineer
- FromEl Salvador
- Member sinceJun 2023
- Avg. response time1 hour
- Last delivery2 months
Languages
English, Spanish
FAQ
Do you provide the source code?
Yes, absolutely. You will receive the full, clean, and well-structured source code upon delivery. You retain full ownership of the code.
How do I test the API you build?
I provide a Postman Collection file. You can import this into Postman to test every endpoint immediately without guessing parameters.

