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Llm Developer Jobs in Missouri (NOW HIRING)

Elite Technical

AI/ML Developer

Saint Louis, MO · On-site

AI/ML Developer Our client, a multinational telecommunications technology company is seeking a ... You will design, develop, and deploy LLM-powered agents and pipelines that directly serve field ...

Yasp

Software Developer - ML/AI Compiler

California, MO · On-site

$80 - $120/hr

yasp is building the next-generation AI compiler for training deep learning models, powered by LLM ... We're looking for a passionate Software Developer - ML/AI Compiler to help shape the future of AI ...

Jobtailor

Staff Software Engineer

California, MO · On-site

$180 - $240/hr

Build evaluation and observability systems, including LLM-as-judge, deterministic scorers, offline ... Mentor engineers and set standards for responsible, scalable agentic systems Requirements

Jobtailor

Lead Machine Learning Engineer

California, MO · On-site

$140 - $210/hr

* Design and develop ML evaluation systems for agentic and LLM-based architectures * Translate ... Mentor and support other engineers through design reviews, feedback, and knowledge sharing * Build ...

GLOBAL IT CON LLC

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 our agentic platform team. You will design, develop, and deploy LLM-powered agents and pipelines that ...

LRS

Software Engineer

Kansas City, MO

$160K - $185K/yr

... developer tools, SDKs, or distributed systems. Production experience with LLM or AI systems and familiarity with challenges such as token limits, provider outages, and model updates. Strong ...

MasterCard

Senior AI Engineer

O Fallon, MO · Hybrid

$97K - $134K/yr

Lead LLM fine-tuning, prompt engineering, and model alignment strategies - including RLHF, PEFT, LoRA, and instruction tuning - to adapt foundation models for specialized enterprise use cases.

Brightli

Principal AI Engineer

Springfield, MO · On-site

Principal AI Engineer Location: Springfield, Missouri Department: Information Technology Employment ... LLM and Snowflake Cortex AI technologies; influence production-grade analytics used across the ...

Mastercard, Inc.

Senior AI Engineer

O Fallon, MO · On-site

$97K - $134K/yr

This role will expect Gen AI engineer to architect and deliver next-generation LLM, agentic, and multimodal AI systems that enable business growth, elevate customer experience, and ensure secure ...

Deloitte

AI Engineer Consultant

Saint Louis, MO · Hybrid

Build and operationalize LLM-enabled capabilities (e.g., copilots, HR knowledge assistants ... DevOps/DevSecOps experience (CI/CD, IaC such as Terraform/CloudFormation, Docker/Kubernetes ...

Deloitte

AI Engineer Consultant

Kansas City, MO · Hybrid

Build and operationalize LLM-enabled capabilities (e.g., copilots, HR knowledge assistants ... DevOps/DevSecOps experience (CI/CD, IaC such as Terraform/CloudFormation, Docker/Kubernetes ...

Jobtailor

Director, AI Platform Engineering

California, MO · On-site

$250 - $360/hr

Evaluate and integrate emerging AI technologies, LLM providers, inference optimizations, and agentic frameworks * Build, lead, and mentor a team of 8-15 platform engineers * Establish engineering ...

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$47

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How much do llm developer jobs pay per hour?

As of Aug 22, 2026, the average hourly pay for llm developer in Missouri is $47.06, according to ZipRecruiter salary data. Most workers in this role earn between $36.97 and $57.07 per hour, depending on experience, location, and employer.

What does an LLM Developer do?

An LLM Developer designs, fine-tunes, and implements large language models (LLMs) for various applications, such as chatbots, content generation, and AI-driven tools. They work with machine learning frameworks, optimize model performance, and ensure efficient deployment. This role requires expertise in natural language processing (NLP), deep learning, and programming languages like Python.

What are the key skills and qualifications needed to thrive as an LLM Developer?

To excel as an LLM Developer, you need strong expertise in natural language processing (NLP), deep learning frameworks, and programming languages such as Python, typically supported by a degree in computer science or a related field. Familiarity with machine learning libraries (like TensorFlow or PyTorch), cloud computing platforms, and experience with prompt engineering or fine-tuning large language models is crucial. Excellent problem-solving abilities, collaboration, and effective communication skills help you design solutions and work efficiently within multidisciplinary teams. These qualifications are essential for successfully building, deploying, and optimizing large language models that drive impactful AI applications.

What is the role of a large language model developer?

A large language model developer designs, trains, and fine-tunes AI models that understand and generate human language. They work with machine learning frameworks, manage large datasets, and optimize models for accuracy and efficiency, often requiring knowledge of programming, deep learning, and natural language processing techniques.

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

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Llm Developer jobs near you
Infographic showing various Llm Developer job openings in Missouri as of August 2026, with employment types broken down into 81% Full Time, 5% Part Time, and 14% Contract. Highlights an 79% Physical, 6% Hybrid, and 15% Remote job distribution, with an average salary of $97,875 per year, or $47.1 per hour.

AI/ML Developer

Elite Technical

Saint Louis, MO • On-site

Other

Posted 5 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.

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