Python Developer – AI Engineering / Generative AI (GenAI)

Sigma, Inc. is recruiting for an unnamed client seeking a Python Developer to build and maintain AI-powered backend services and Generative AI workflows. The role focuses on Python APIs, LLM and RAG development, GCP integration, document processing, deployment, troubleshooting, and collaboration with technical and business stakeholders. ResponsibilitiesDesign, develop, and maintain Python-based backend services and APIs for AI-enabled applicationsWrite clean, modular, reusable, and production-ready code using sound software engineering practicesDevelop REST APIs using FastAPI or similar Python frameworks to support file processing, AI pipeline execution, and integration with enterprise applicationsImplement asynchronous processing, request validation, error handling, and exception managementBuild and integrate Generative AI workflows using LLMs, prompt engineering, and structured-output processingDevelop Retrieval-Augmented Generation (RAG) pipelines, including document ingestion, text