Build Python AI services with FastAPI and async APIs at Newfold Digital, working remotely with daily overlap from 09:00 to 13:00 EST. Design scalable systems using up-to-date LLM and retrieval technologies.
As a Senior Software Engineer, you will build production APIs and agent-powered platform capabilities. Your work includes Semantic Kernel, provider-agnostic OpenAI and Gemini integrations, and Retrieval-Augmented Generation. You will also develop PostgreSQL-backed services and maintain delivery pipelines.
Key Responsibilities:
Design and scale asynchronous REST and WebSocket APIs
Implement multi-agent workflows with Semantic Kernel
Integrate OpenAI and Gemini through provider-agnostic routing
Deliver RAG using Azure AI Search, pgvector, or Chroma
Maintain CI/CD pipelines for testing, packaging, and deployment
Requirements:
Five-plus years building production Python APIs
Two-plus years using FastAPI or similar async stacks
Deep knowledge of async I/O, Pydantic v2, DI, and observability
Hands-on Semantic Kernel or comparable agent framework experience
Remote readiness with daily EST overlap from 09:00 to 13:00
Apply Python, FastAPI, Semantic Kernel, and RAG expertise to Newfold Digital's scalable AI platform services.
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