16 llm engineer jobs at 13 companies in O'Fallon, MO
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Staff Software Engineer
St. Louis or Burlington
$111k-$166k/yr HybridFull Time
3+ YOEBachelor's in CS/Engineering/Data Science, 3+ years in ML/data/search systems, strong Python, backend and data engineering experience, SQL, cloud (GCP/AWS), and production ML/LLM system design.
Python, REST API, Pandas, NumPy, MLFlow, TensorFlow, PyTorch, Scikit-learn, AWS Services, GCP, Kubernetes, Bedrock, Kafka, LangGraph, LangChain, AirFlow, Qdrant, Docker, Git, CI/CD, SQL
2w
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Integration QA Engineer
St Louis, Missouri, United States
OnsiteFull Time
5+ YOE5+ years QA or integration testing experience; expertise testing APIs/integration engines, CI/CD, SQL, cloud platforms; experience with Jira and test management; healthcare standards knowledge desirable.
REST, SOAP, Mirth Connect, HL7, FHIR, TestRail, Jira, Octopus, CI/CD, SQL, AWS, Azure, LLM
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AI Engineer
St. Petersburg or Detroit or St. Louis or Richmond or Raleigh or Dallas or Indianapolis or Minneapolis
RemoteFull Time
3+ YOE3+ years professional Python, 1+ year LLMs in production, experience with LangChain/LangGraph or similar, observability tools (CloudWatch, LangSmith, Langfuse, MLflow, OpenTelemetry), Git and Docker, SQL and Snowflake experience preferred.
Python, LangChain, LangGraph, Pydantic, JSON Schema, Amazon AgentCore, AgentCore Runtime, AgentCore Evaluations, AgentCore Strands, CrewAI, Semantic Kernel, Amazon Bedrock, Snowflake, Snowpark, Snowflake Cortex, SQL, Amazon CloudWatch, LangSmith, Langfuse, MLflow, OpenTelemetry, Git, Docker, awscli
2mo
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Forward Deployment AI Engineer
Denver or St. Louis or Indianapolis
$120k-$150k/yr FieldFull Time
2+ YOEBachelor's degree,2+ years software/AI engineering or technical consulting,proficiency in Python and REST APIs,experience with LLM APIs (OpenAI, Anthropic, Gemini),knowledge of RAG and agent patterns,strong communication.
Python, REST APIs, LangChain, LangGraph, AutoGen, OpenAI, Anthropic, Gemini, Zapier, Make, n8n, Pinecone, Weaviate, Chroma
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Director - Software/ AI Native Engineer
St. Louis, Missouri, United States
$175k-$180k/yr OnsiteFull Time
8+ YOEBachelor's degree required, 8+ years experience building cloud-native, microservices, DevOps/platform engineering with AWS; experience with AI-assisted development, LLM/agent integrations, and AI governance.
GitHub Copilot, Claude Code CLI, Model Context Protocol (MCP), AI Foundry, Bedrock, OpenAI, Anthropic, AWS
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Forward Deployment AI Engineer
St. Louis, Missouri, United States
$120k-$150k/yr FieldFull Time
2+ YOEBachelor's in CS/Engineering/Info Systems, 2+ years software/AI/consulting experience, Python and REST API proficiency, experience with LLM APIs (OpenAI, Anthropic, Gemini), RAG and agent patterns, client-facing communication skills.
Python, REST APIs, OpenAI, Anthropic, Gemini, LangChain, LangGraph, AutoGen, Zapier, Make, n8n, Pinecone, Weaviate, Chroma
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Lead Software Engineer
O'Fallon, Missouri, United States
HybridContract
Bachelor's in CS/IS, strong full-stack Java, API, Angular, React skills; experience with Agentic frameworks, MCP and LLM integrations; Qlik Sense and data architecture experience; strong analytical and communication skills.
Java, APIs, Angular, React, Agentic Frameworks, MCP, LLMs, Qlik Sense, Tableau, Power BI, WebFocus, Hadoop, Kafka
1mo
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Knowledge Engineer Specialist
Houston or Milwaukee or Dallas or Columbus or Cincinnati or New York or Cleveland or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or Morristown or San Francisco or Boston or Denver or Philadelphia or Overland Park or Los Angeles or Charlotte or Seattle or Carmel or Arlington or Atlanta or Beaverton or Nashville or Detroit or San Diego
$54k-$206k/yr HybridFull Time
2+ YOEBachelor's degree or equivalent experience; minimum 2 years experience in knowledge graph technologies, schema/ontology design, or graph-based solutions; experience with data pipelines and databases; ability to lead teams and work with clients.
RDF, SPARQL, LPG, SHACL, Stardog, Neo4J, Amazon Neptune, AWS, Azure, GCP, Python, Tensorflow, PyTorch, Apache NiFi, Airflow, LLM
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Agentic AI Developer
O'Fallon, Illinois, United States
$99k-$225k/yr HybridFull Time
3+ YOE3+ years software development experience, Python, software design patterns, LLM application development, embeddings/vector DBs/semantic search, agent planning and AI safety knowledge, ability to obtain Secret clearance, Bachelor's degree.
Python, large language models, vector databases, Retrieval-Augmented Generation (RAG)
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Knowledge Engineer / Semantic Expert for AI Sr Manager
Chicago or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or New York City or Cleveland or Oklahoma City or Austin or Albany or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Scottsdale or Morristown or San Francisco or Boston or Denver or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$113k-$338k/yr RemoteFull Time
4+ YOE6+ MgmtBachelor's degree or equivalent (or Associate's with experience). Requires 4+ years designing knowledge-graph solutions, 3+ end-to-end AI data pipelines, 6+ years with graph/DB technologies and schema/ontology design, plus managerial experience and expertise in generative AI/LLMs.
Stardog, Neo4J, Amazon Neptune, RDF, SPARQL, LPG, SHACL, LLMs, Python, Tensorflow, PyTorch, Apache NiFi, Airflow, AWS, Azure, GCP
2w
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AI Engineering Lead
Columbia, Illinois, United States
HybridFull Time
Proven experience integrating LLMs into production, prompt engineering, RAG, Python or .NET (C#), vector DBs, cloud AI services, and leading cross-functional AI programs.
Anthropic Claude, OpenAI, Claude Code, GitHub Copilot, Python, .NET (C#), Pinecone, pgvector, AWS Bedrock, Amazon SageMaker, Twilio, Amazon Connect, IVR
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US Tech - AI Engineering Senior Associate
Tampa or Raleigh or Charlotte or Chicago or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Richmond or Rochester or Rosemont or Sacramento or Boston or St. Louis or Salt Lake City or San Antonio or San Diego or San Francisco or San Jose or Seattle or Spartanburg or Albany or Stamford or Atlanta or Toledo or Austin or Tulsa or Washington or Denver or Des Moines or Detroit or Buffalo or Florham Park or Fort Worth or Greensboro or Hartford or Houston or Grand Rapids or Indianapolis or Irvine or Jacksonville or Kansas City or Las Vegas or Little Rock or Los Angeles or Louisville or Birmingham or United States or Fayetteville or Melville or Miami or Milwaukee or Minneapolis or Montpelier or Nashville or New Orleans or United States or New York City or Oklahoma City or Orlando or Philadelphia or Phoenix or Pittsburgh or Portland
$55k-$151k/yr HybridFull Time
2+ YOEBachelor's in CS or related, 2+ years in data/AI/quality engineering, experience with test automation and CI/CD, familiarity with LLMs and prompt engineering, building automated test suites and evaluating AI agents.
CI/CD, LLMs, Microsoft Power Automate
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Principle Architect - Software/ AI Native Engineer
Seattle or St. Louis
$140k-$170k/yr OnsiteFull Time
12+ YOEBachelor's degree,12+ years experience building AI-native engineering orgs, expertise with cloud-native architectures, AWS, MCP, AI platforms, platform engineering and AI governance.
GitHub Copilot, Claude Code CLI, AI Foundry, Bedrock, OpenAI, Anthropic, Model Context Protocol (MCP), AWS, LLM
2mo
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Technical Lead - Site Reliability Engineering
Saint Louis, Missouri, United States
OnsiteFull Time
10+ YOESenior SRE/Platform Engineer with 10+ years of hands-on experience in Azure, Kubernetes, observability, and security; strong leadership and collaboration.
Azure, AKS, Azure Container Apps, Virtual Machines, Virtual Networking, Azure managed services, Kubernetes, Linux, Datadog, Prometheus, Grafana, ELK, OpenTelemetry, SRE, AWS, Terraform, CloudFormation, Generative AI, LLM
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Senior AI Security Technical Architect
Tempe or St. Louis or Arizona or Missouri or United States
HybridFull Time
12+ YOEBachelor's degree or equivalent experience; 12+ years in cybersecurity engineering/architecture; 4+ years securing AI/ML systems; experience with LLMs, RAG, ML pipelines, cloud security (Azure/AWS/GCP); strong communication and enterprise influence skills.
Azure, AWS, GCP, NIST AI Risk Management Framework (AI RMF), MITRE ATLAS, CIS, ISO 27001, LLM, Retrieval-Augmented Generation (RAG), vector databases
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Content Automation and GenAI - Consulting and Delivery Manager
New York City or Milwaukee or Herndon or Dallas or Columbus or Kirkland or Irvine or Cincinnati or Cleveland or Oklahoma City or Austin or Albany or Chicago or Arlington or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or Morristown or San Francisco or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$266k/yr OnsiteFull Time
7+ YOE7+ years client-facing consulting or digital transformation experience; hands-on experience evaluating/applying content automation or GenAI tools and delivering GenAI POCs; strong understanding of LLM concepts, prompt engineering, safety/responsible AI, content operations, and team leadership.
OpenAI, Google Gemini, M365 Copilot, Writer, FireFly, ChatGPT, Adobe Workfront, AEM, CMS, DAM, PIM
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