Senior Backend Engineer: AI Orchestration & RAG Pipelines

Artifintech; Dallas (TX); On-site; USD 140,000 - 190,000; Full time

Job summary

ARTIFICIAL INTELLIGENCE TECHNOLOGIES LLC in Dallas seeks a senior backend engineer to develop and maintain backend tools powering AI agents. You will implement orchestration, RAG pipelines, and secure REST/GraphQL interfaces for high reliability and performance.

Required: 8+ years Python, FastAPI, Asyncio; Docker/Kubernetes on cloud; LangChain/LlamaIndex experience; PostgreSQL and vector databases; Git and CI/CD practices.

Qualifications

• 8+ years of professional Python backend experience with FastAPI, Pydantic and Asyncio.
• Experience building APIs, data pipelines, and scalable backend services.
• Hands-on with LangChain or LlamaIndex in AI agent tooling.

Responsibilities

• Develop and maintain backend tools, APIs, scrapers, and data connectors.
• Implement orchestration frameworks for multi-agent coordination.
• Build and optimize data ingestion and retrieval systems with vector databases.
• Ensure secure, high-performance REST/GraphQL interfaces and guardrails.

Skills

Python

FastAPI

Asyncio

Pydantic

Git

CI/CD

Distributed systems

PostgreSQL

LangChain

LlamaIndex

Tools

Docker

Kubernetes

AWS

Azure

GCP

Redis

Celery

Job description

ARTIFICIAL INTELLIGENCE TECHNOLOGIES LLC in Dallas seeks a senior backend engineer to develop and maintain backend tools powering AI agents. You will implement orchestration, RAG pipelines, and secure REST/GraphQL interfaces for high reliability and performance.

Required: 8+ years Python, FastAPI, Asyncio; Docker/Kubernetes on cloud; LangChain/LlamaIndex experience; PostgreSQL and vector databases; Git and CI/CD practices.