Python · FastAPI · LangChain

Hire a Dedicated
Python AI Developer

Expert Python engineers who build LLM pipelines, AI APIs, RAG systems, and production-ready AI backends. Flexible monthly retainer or fixed-scope project — with full IP ownership and dedicated support.

What a Python AI Developer Does

Core competencies and specializations of this role on AI projects.

LLM Pipeline Engineering

Design and build end-to-end LLM inference pipelines — from prompt construction to structured output parsing.

FastAPI Backend Development

Build production-grade REST APIs with authentication, rate limiting, async processing, and OpenAPI docs.

Data Processing & ETL

Build robust data ingestion and transformation pipelines using pandas, Polars, SQLAlchemy, and custom parsers.

RAG System Integration

Implement retrieval-augmented generation pipelines connecting LLMs to vector databases and private data sources.

Testing & Evaluation

Write LLM evaluation suites, unit tests, and integration tests that validate AI system behaviour reliably.

Cloud Deployment

Deploy AI systems on AWS, GCP, or Azure using Docker, cloud functions, and infrastructure-as-code.

What They Build

  • AI chatbot backends with FastAPI and OpenAI integration
  • RAG pipelines connecting LLMs to vector databases
  • Document processing and NLP automation scripts
  • Data extraction and ETL pipelines for AI applications
  • LLM evaluation frameworks and model benchmarking tools
  • WebSocket-based real-time AI streaming APIs

Technology Stack

Python 3.11+ FastAPI LangChain LlamaIndex OpenAI SDK Pinecone SQLAlchemy Docker PostgreSQL Redis Pytest

Engagement Models

  • Monthly retainer (dedicated, full-time)
  • Fixed-scope project delivery
  • Part of a larger AI development pod

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