AI Agent Engineer (LLMs, FastAPI, Kubernetes)

UST; Bentonville (AR); On-site; USD 72,000 - 108,000; Full time

Benefits offered by this job

Vacation days

Sick leave with holidays

401(k) with employer match

Medical, dental, vision insurance

Job summary

UST is seeking an AI/ML Engineer in Arkansas to design and deploy a chatbot AI Agent that analyzes sales performance for merchants. You'll leverage LLMs, prompt engineering, and MCP-based tools to enable natural language queries and dynamic data retrieval.

You will build agent workflows with LangChain, LangGraph, and FastMCP, integrate MCP tools, fine-tune LLMs, design testing strategies, and create FastAPI-based APIs and microservices.

Qualifications

• 8–10 years of hands-on experience with LLMs, AI Agents, chatbots, and prompt engineering.
• Strong testing/evaluation methods for LM-powered agents including prompt validation and user feedback loops.
• Proficiency with LangChain and LangGraph for agentic workflows and orchestration; familiarity with FastMCP and MCP for tool integration.
• Proficiency in Python for AI/ML development.
• Experience building services with FastAPI.
• Proficiency with Docker and Kubernetes for scalable deployments.

Responsibilities

• Architect, develop, and deploy a chatbot AI Agent to analyze sales performance and support merchant decision-making.
• Apply prompt engineering techniques to improve query handling, accuracy, and LLМ interactions.
• Build AI agent workflows leveraging LangChain, LangGraph, and FastMCP for tool integration and orchestration.
• Integrate MCP tools for dynamic data access, retrieval, and analysis.
• Fine-tune and optimize LLMs to handle merchant-specific queries with precision.
• Design and implement testing strategies for AI Agents and LM-based workflows.
• Build APIs and microservices with FastAPI to support chatbot functionality and data pipelines.
• Deploy scalable solutions with Docker and Kubernetes to ensure reliability and performance.
• Collaborate with product managers, data scientists, and business stakeholders to align AI solutions with merchant needs.

Skills

LLMs

AI Agents

Prompt engineering

LangChain

LangGraph

FastMCP

MCP

Python

FastAPI

Docker

Kubernetes

Tools

Docker

Kubernetes

FastAPI

Job description

UST is seeking an AI/ML Engineer in Arkansas to design and deploy a chatbot AI Agent that analyzes sales performance for merchants. You'll leverage LLMs, prompt engineering, and MCP-based tools to enable natural language queries and dynamic data retrieval.

You will build agent workflows with LangChain, LangGraph, and FastMCP, integrate MCP tools, fine-tune LLMs, design testing strategies, and create FastAPI-based APIs and microservices.