AI/ML Engineer

UST is a global digital transformation solutions provider that partners with organizations to create technology-driven, human-centered solutions. The AI/ML Engineer will design, develop, and deploy an intelligent chatbot AI Agent for merchants, using LLMs, prompt engineering, agentic workflows, APIs, and scalable cloud-native technologies. The role also involves testing AI workflows and collaborating with cross-functional stakeholders to align solutions with merchant needs.

Responsibilities:

• Architect, develop, and deploy a chatbot AI Agent to support merchants in analyzing sales performance and decision-making
• Apply prompt engineering techniques to improve query handling, ensure accurate responses, and optimize LLM 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 and efficiency
• Design and implement testing strategies for AI Agents and LLM-based workflows, including evaluation of accuracy, reliability, and bias
• Build APIs and microservices (using FastAPI) to support chatbot functionality and data pipelines
• Deploy scalable solutions with Docker and Kubernetes, ensuring reliability and performance
• Collaborate with product managers, data scientists, and business stakeholders to align AI solutions with merchant needs