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Fiverr Pro
English
$
USD
I will secure production fastapi backend with authentication, jwt postgresql
Federico D
About this gig
Are you looking for a blazing-fast, secure, and production-ready backend for your application?
I specialize in developing high-performance REST APIs using Python and FastAPI. With a solid foundation of 4 years in IT infrastructure and system administration, I understand what it takes to build a backend that isn't just functional, but genuinely scalable, secure, and optimized for real-world deployment.
What I Offer:
Custom RESTful APIs: Tailored endpoints built for speed and reliability.
Robust Database Integration: Relational database setup (PostgreSQL) with SQLAlchemy ORM.
Advanced Security: JWT (JSON Web Tokens) Authentication, Bcrypt password hashing, and route protection.
Data Validation: Strict input/output validation using Pydantic.
Third-Party Integrations: Seamlessly connect your backend with external services and APIs.
Clear Documentation: Auto-generated, interactive Swagger UI / OpenAPI documentation.
Why Choose My Service?
I write clean, modular, and maintainable code following Clean Architecture principles. Whether you need a single microservice or a complete enterprise-grade backend, I deliver top-tier performance.
Get to know Federico D
Federico D
AI Backend Engineer RAG Vector Search
- FromItaly
- Member sinceSep 2026
Languages
Italian, English, Spanish, German
AI Automation & Backend Developer specialized in production-ready RAG architectures, vector search pipelines (Qdrant, pgvector), and high-performance FastAPI backends.
Backed by 4+ years of solid ICT infrastructure and system administration experience, I bridge the gap between heavy AI engineering and reliable, enterprise-grade software execution. My focus is on zero-cloud dependency, low-latency retrieval, and privacy-first local LLM integrations.
My Portfolio
FAQ
Do you provide hosting or deployment for the backend?
I focus on backend development and deliver the source code with a Dockerfile for easy deployment. However, I can guide you on how to deploy it on platforms like AWS, DigitalOcean, or Heroku.
Does this gig include frontend development (e.g., React, Vue)?
No, this gig is strictly for backend API development. I will provide a fully functional REST API and Swagger/OpenAPI documentation so your frontend team can easily connect to it without issues.
What databases do you support for this backend?
My primary stack uses PostgreSQL for robust, relational data management. Since I use SQLAlchemy (ORM), the backend can also be easily adapted for MySQL or SQLite for testing environments if needed.
Will the API endpoints be documented?
Yes! FastAPI automatically generates interactive OpenAPI (Swagger) documentation. You and your developers will be able to see all endpoints, required parameters, and test the API directly from a browser.
I have custom requirements not listed in the packages. Can you help?
Absolutely. The packages are standard baselines. Please send me a direct message with your specific project details, and I will create a custom offer tailored exactly to your business logic and needs.
