Agentic AI Developer: LLMs, RAG & Knowledge Graphs

RiVi Consulting Group L.L.C; Green Bay (WI); On-site; USD 120,000 - 150,000; Full time

Job summary

RiVi Consulting Group L.L.C. is seeking an AI/ML engineer to advance agentic frameworks, reasoning, and tool-calling across complex projects. You will design and evaluate long-horizon memory systems using vector databases and ontologies.

Responsibilities include optimizing RAG pipelines, refining domain-specific LLMs, and integrating LangGraph, DSPy, or LangChain within scalable architectures. Familiarity with GCP is preferred.

Qualifications

• Hands-on experience with LangGraph, DSPy, or LangChain; understand state management, agent loops, and reliable tool-calling.
• Experience building or working with ontologies.
• Implementing "long-term memory" using vector databases and schemas to maintain context over long horizons.
• Experience with RAG optimization (reranking, query transformation) and/or fine-tuning LLMs for domain-specific reasoning.

Skills

LangGraph & reasoning

DSPy

LangChain

State management

Agent loops

Tool-calling

Evaluations

Tools

Vector databases

Ontology tooling

GCP

Job description

RiVi Consulting Group L.L.C. is seeking an AI/ML engineer to advance agentic frameworks, reasoning, and tool-calling across complex projects. You will design and evaluate long-horizon memory systems using vector databases and ontologies.

Responsibilities include optimizing RAG pipelines, refining domain-specific LLMs, and integrating LangGraph, DSPy, or LangChain within scalable architectures. Familiarity with GCP is preferred.