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Rag Developer Jobs in Missouri (NOW HIRING)

AI/ML Developer Our client, a multinational telecommunications technology company is seeking a ... RAG pipelines with hybrid search (semantic + keyword), re-ranking, and Reciprocal Rank Fusion ...

Retrieval-Augmented Generation (RAG) * Application Logic * Hybrid AI Patterns * Mentor engineers, conduct code reviews, and establish engineering best practices. * Parallelize delivery across ...

Build and evolve RAG and agent-based architectures. * Create evaluation frameworks to improve ... Establish engineering best practices and contribute to code reviews. * Research and adopt emerging ...

New

Senior AI Platform Engineer

Saint Louis, MO · On-site

$99K - $136K/yr

Senior AI Platform Engineer Duration: 12 months+ Location: St. Louis, MO- Hybrid-3 days/week on ... You will help evolve our platform from Retrieval-Augmented Generation (RAG) applications to agentic ...

New

Lead AI Engineer

Saint Louis, MO · On-site

$99K - $131K/yr

Lead AI Engineer Location: St. Louis. MO (Hybrid) Duration: 12 Month Contract About the Role We are ... You will help evolve our platform from Retrieval-Augmented Generation (RAG) applications to agentic ...

New

$80K - $110K/yr

The role offers deep hands-on exposure to technologies such as Claude, LangGraph, RAG, vector ... Beyond engineering, you will provide technical leadership and make key architectural decisions ...

New

$100K - $120K/yr

You will combine software engineering, machine learning, and MLOps/LLMOps expertise to create ... The position involves solving complex business problems through technologies such as LLMs, RAG ...

New

Developer Advocate

California, MO · On-site

$120 - $170/hr

... RAG), Agent Skills, LangChain, and LangGraph. * Ability to troubleshoot common developer issues ... improve content or demos based on feedback, and communicate recurring friction to the right ...

Experience implementing LLM, RAG, Agentic AI, GenAI, or other modern AI solutions in production ... Experience leading engineers, contractors, or technical delivery teams. * Strong software ...

Retrieval-Augmented Generation (RAG) architectures * Prompt engineering techniques * Agentic AI concepts and workflows * Build intelligent pipelines using frameworks such as LangChain, LangGraph, and ...

Senior AI Engineer

O Fallon, MO · Hybrid

$97K - $134K/yr

Title and Summary Senior AI Engineer Mastercard's Business & Market Insights (B&MI) group empowers ... Build production-grade RAG and Graph-RAG systems integrating vector databases (Pinecone, pgvector ...

$80K - $110K/yr

... developer tooling that enable teams to build and scale AI capabilities efficiently. The role combines hands-on work with LLMs, AI agents, RAG, tool calling, and AI workflows with strong data ...

RAG pipelines, vector search, embedding infrastructure, or retrieval‑augmented applications at ... engineering experience, with a significant portion at senior, staff, or principal IC level.

Senior AI Engineer

O Fallon, MO · On-site

$97K - $134K/yr

Title and Summary Senior AI Engineer Mastercard's Business & Market Insights (B&MI) group empowers ... RAG and Graph-RAG systems integrating vector databases (Pinecone, pgvector, OpenSearch) and ...

Senior AI/ML Engineer

Saint Louis, MO · On-site

$99K - $136K/yr

Louis, MO (Locals only) Duration:- Long term We are looking for a skilled AI/ML Developer to join ... RAG pipelines with hybrid search (semantic + keyword), re-ranking, and Reciprocal Rank Fusion ...

(USA) Software Engineer III

Anderson, MO · On-site

$90K - $180K/yr

... developer or business solutions. * RAG & MCP: Experience developing Retrieval-Augmented Generation (RAG) applications and working with Model Context Protocol (MCP) to integrate LLMs with enterprise ...

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Rag Developer information

What is the difference between Rag Developer vs Textile Technician?

AspectRag DeveloperTextile Technician
CredentialsTypically requires a diploma or degree in textiles or related fieldRequires similar qualifications, often with additional certifications in textile testing
Work EnvironmentFactories, textile mills, production plantsLaboratories, quality control departments, manufacturing facilities
Industry UsageUsed in textile manufacturing to develop and process rags for reuse or recyclingInvolved in testing, quality assurance, and technical support in textile production

Both Rag Developers and Textile Technicians work within the textile industry, often in manufacturing settings. Rag Developers focus on creating and processing recycled rags, while Textile Technicians handle testing and quality control. The roles share similar educational backgrounds and work environments, but their specific responsibilities differ based on their focus within textile production.

What are popular job titles related to Rag Developer jobs in Missouri?

For Rag Developer jobs in Missouri, the most frequently searched job titles are:

Infographic showing various Rag Developer job openings in Missouri as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.

AI/ML Developer

Elite Technical

Saint Louis, MO • On-site

Other

Posted 12 days ago


Job description

AI/ML Developer

Our client, a multinational telecommunications technology company is seeking a highly experienced AI Developer. You will design, develop, and deploy LLM-powered agents and pipelines that directly serve field technicians in production. You will work closely with the platform architect and contribute to the core multi-agent orchestration system.
Key Responsibilities:
- Design and develop LLM-powered agents using LangGraph and LangChain frameworks
- Build and enhance multi-agent orchestration pipelines with conditional routing, state management, and error recovery
- Develop RAG pipelines with hybrid search (semantic + keyword), re-ranking, and Reciprocal Rank Fusion
- Implement tool-calling agents with parallel API execution, sequential enrichment chains, and summarization
- Build real-time streaming capabilities (WebSocket / SSE) for conversational AI
- Integrate with Azure OpenAI APIs with circuit breaker patterns and fallback chains
- Implement prompt engineering and dynamic prompt management (DB-backed with in-memory caching)
- Design and implement multi-modal AI features (image analysis with vision models)
- Write production-quality Python code with error handling, logging, observability, and unit tests
- Participate in code reviews, architecture discussions, and sprint delivery.
If you would like to learn more, please reach out to Elite Technical.

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Required Skills:
- 10+ years of software development with strong Python expertise in production environments
- 2+ years hands-on LLM development (LangChain, LangGraph, or equivalent frameworks)
- RAG pipeline experience - embeddings, vector search, re-ranking, answer generation
- LLM APIs - OpenAI Chat Completions, Responses API, streaming, tool calling
- Async Python - asyncio, httpx, FastAPI
- Prompt engineering - system prompts, few-shot, structured JSON output
- Circuit breaker patterns, retry logic, resilient service design
- PostgreSQL and async ORMs (SQLAlchemy async / Alembic)
- Git, CI/CD, Docker, Kubernetes basics
- Strong system design skills - microservices, distributed systems, API design

The client will only interview U.S. Citizens and s.