238 ai developer jobs at 70 companies in Florissant, MO

2mo
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Agentic AI Developer
O'Fallon, Illinois, United States
$99k-$225k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
3+ YOE3+ years software development experience, proficiency with Python, experience with large language models, embeddings, vector databases, AI agents, and ability to obtain a Secret security clearance; bachelor’s degree required.
Python, Retrieval-Augmented Generation (RAG)
2mo
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AI Engineer
St. Louis or Alpharetta
HybridFull Time
Equifax
EquifaxNYSE: EFX: Global provider of credit reporting and data analytics solutions.
7+ YOEBachelor's degree or equivalent experience; 7+ years in software engineering, AI/ML experience, technical leadership, GCP, agentic AI frameworks, Kubernetes, Python, JavaScript/TypeScript or Java, and cloud-native tools.
GitHub Copilot, Gemini, LangChain, LangGraph, Google Cloud Platform (GCP), Langfuse, Vertex AI, Python, JavaScript, TypeScript, Java, Angular, React, Vue, AWS, Azure, Docker, Kubernetes, Terraform, CloudFormation, GitHub Actions, Argo CD, Jenkins, SQL, Spanned DB, Alloy DB, PostgreSQL, MySQL, MongoDB, DynamoDB, Firestore, ChatGPT, Claude, Llama
2mo
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AI Engineer
St. Louis or Atlanta
HybridFull Time
Equifax
EquifaxNew York Stock Exchange: EFX: Provides consumer credit reporting and data analytics services globally.
7+ YOE7+ years software engineering; strong AI/ML experience; LangChain/LangGraph; GCP; Kubernetes; Python/JavaScript/Java; DevSecOps/FinOps; CI/CD; SQL/NoSQL databases; cloud-native
LangChain, LangGraph, Google Cloud Platform, Kubernetes, Docker, Terraform, CloudFormation, GitHub Actions, Argo CD, Jenkins, SQL, PostgreSQL, MySQL, MongoDB, DynamoDB, Firestore, GitHub Copilot, Gemini, Claude, Llama, Langfuse, Vertex AI
3w
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Java AI Engineer
O'Fallon, Missouri, United States
$90k-$110k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
5+ YOE5+ years Java development with Spring Boot, Agentic AI experience, SQL with Oracle/PostgreSQL, REST API, event-driven architecture, CI/CD and Jenkins; Kafka and PCF exposure preferred.
Java, Spring Boot, Agentic AI, SQL, Oracle, PostgreSQL, REST, Event-Driven Architecture, CI/CD, Jenkins, Kafka, Pivotal Cloud Foundry
5d
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Snowflake Advanced AI Engineer,
Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek or United States
$54k-$206k/yr HybridFull Time
Accenture
AccentureNYSE: ACN: Global professional services firm providing consulting and technology solutions.
3+ YOERequires a bachelor's degree or equivalent experience, 3+ years in machine learning, 2+ years with Snowflake Cortex AI, cloud AI/ML deployment, distributed systems, and Python-based frameworks.
Snowflake Cortex AI, Cortex Agents, Cortex Analyst, Cortex Search, DevOps, MLOps, LLMOps, Python, TensorFlow, PyTorch, Large Language Models (LLMs), C++, Java, R, SQL
2mo
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Lead AI Engineer
O'Fallon, Missouri, United States
$140k-$231k/yr OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Lead AI Engineer with production AI/ML experience, strong Python, REST APIs, CI/CD, and cloud platforms (AWS, Databricks, Azure); leadership and mentoring.
Power Platform, Copilot Studio, AWS, Databricks, Python, RESTful APIs
1w
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Lead AI / ML Engineer
New York City or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or Cleveland or Oklahoma City 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 San Francisco or Morristown 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 Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$294k/yr HybridFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
6+ YOEBachelor's degree or equivalent experience, 6+ years developing and deploying AI/ML solutions, programming proficiency, experience with ML frameworks, big data, databases, and cloud platforms.
Python, R, Java, TensorFlow, PyTorch, Hadoop, Spark, AWS, Microsoft Azure, Google Cloud, D3.js, ggplot
2mo
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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
Kobie
Kobie: Designs and manages customer loyalty programs for global brands.
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
3w
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Forward Deployment AI Engineer
St. Louis, Missouri, United States
$120k-$150k/yr FieldFull Time
GadellNet
GadellNet: Providing managed IT services and technology solutions for businesses.
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
2mo
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Agentic AI Developer
O'Fallon, Illinois, United States
$99k-$225k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
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)
2mo
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AI-Application Security Engineer
Saint Louis, Missouri, United States
OnsiteFull Time
Stifel Financial
Stifel FinancialNYSE: SF: Financial services firm providing wealth management and investment banking.
2+ YOEExperience building and securing AI-enabled applications; hands-on in app security, AI security risks, vulnerability management, and secure-by-design practices.
C#, Angular, Python, AWS, GitHub, SAST, DAST, SCA, API Security, Mobile Security, Red Team, AI Tools
1mo
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AI Engineering Lead
Columbia, Illinois, United States
HybridFull Time
Automotive Product Consultants
Automotive Product Consultants: Provides sales, finance, and insurance services to automotive dealerships.
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
3d
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Senior AI Software Engineer-TS/SCI clearances (CI poly preferred)
Herndon or Denver or St. Louis
$155k-$200k/yr OnsiteFull Time
Credence
Credence: Provides technology and management solutions to federal government agencies.
7+ YOETS/SCI clearance required; bachelor's or master's in computer science, AI/ML, or related field; 7+ years software engineering experience; production AI/ML, generative AI, LLM, TypeScript, and Python experience.
Agent2Agent Protocol, Bedrock Agents, Mastra, CrewAI, Strands, AgentCore, LangChain, LangGraph, OpenAI, Anthropic, Gemini, Amazon Bedrock, Google Vertex AI, TypeScript, Nx, Next.js, Vercel AI SDK, Playwright, Jest, Vite, Python, uv, Pydantic, FastAPI, Unstructured, GitLab CI, VS Code, Cline, Claude Code, Terraform, Open Tofu, AWS CDK, CloudFormation, Infrastructure as Code (IaC), CI/CD
3w
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Director - Software/ AI Native Engineer
St. Louis, Missouri, United States
$175k-$180k/yr OnsiteFull Time
Tech Mahindra
Tech MahindraNational Stock Exchange of India: TECHM: Global provider of information technology and business process services.
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
1mo
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Software Engineer 2 (Backend AI)
Earth City or Atlanta or Hopkins or Denver or Cincinnati or Brookfield or Irving
$98k-$116k/yr HybridFull Time
U.S. Bank
U.S. BankNYSE: USB: Provider of personal, business, and institutional financial services.
3+ YOE3+ years software engineering experience, BS or equivalent, experience with full-stack development, cloud-native and DevOps practices, AI/GenAI familiarity preferred, strong communication and problem-solving skills.
Java, Python, Spring Boot, FastAPI, Node.js, REST APIs, GraphQL, Microservices, Azure, AWS, Azure OpenAI, AWS Bedrock, LLM APIs, LangChain, LangGraph, Semantic Kernel, Docker, Kubernetes, CI/CD Pipelines, GitHub, GitHub Copilot, SQL Server, PostgreSQL, MongoDB, Vector Databases, Embedding Models, RAG
6d
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Data & AI Platform Engineer
San Ramon or Salt Lake City or Philadelphia or Chicago or Pasadena or Bellevue or Irvine or Duluth or Los Angeles or Boca Raton or Brunswick or Atlanta or Boise or El Segundo or Denver or Dallas or New York City or Los Angeles or Garden City or Nashville or St. Louis or Woodland Hills or San Jose or San Francisco or Austin
$105k-$143k/yr OnsiteFull Time
Armanino
Armanino: Provides accounting, tax, and consulting services to diverse organizations.
2+ YOERequires 2+ years in data, platform, analytics engineering, or cloud operations; 1+ year accounting experience; cloud data, BI, CI/CD, scripting, SQL, governance, and AI/ML familiarity.
Microsoft Fabric, Snowflake, Databricks, Power BI, Tableau, Git, Python, PowerShell, SQL, Azure Key Vault, Azure OpenAI, AI Search
3mo
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NGA AI Engineer Manager
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 Silicon Valley or Seattle or Spartanburg or Albany or Miami or New York or Oklahoma City or Philadelphia or Phoenix or Pittsburgh or Portland
$74k-$212k/yr OnsiteFull Time
PwC
PwC: Providing audit, tax, and management consulting services to businesses.
4+ YOELead data and analytics engineering projects; 4+ years experience; master's degree preferred; strong leadership and client management.
3mo
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Senior Agentic AI UI Devleoper
Springfield or Saint Louis
$148k-$267k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
10+ YOE10+ years software development; 5+ years web services/UI; BS in CS or related field; JavaScript and Python; RESTful APIs; XML/Java; Secret clearance; Python and AI integration experience.
JavaScript, Python, REST, XML, Java, React, Vue, Angular
2w
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Staff Software Engineer
Burlington or St. Louis
$111k-$166k/yr HybridFull Time
Merck KGaA
Merck KGaAFrankfurt Stock Exchange: MRK: Develops pharmaceutical, life science, and electronics technologies.
3+ YOEBachelor’s degree in a quantitative field, 3+ years in machine learning, data science, search relevance, or ranking systems, and expertise in Python, backend systems, data engineering, and AI/LLM production systems.
Python, MLFlow, TensorFlow, PyTorch, Scikit-learn, REST API, Pandas, NumPy, AWS, Google Cloud Platform (GCP), Docker, Git, Kubernetes, Bedrock, Kafka, LangGraph, LangChain, AirFlow, Qdrant, SQL, NoSQL, CI/CD, Claude
2mo
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AI-Application Security Engineer
Saint Louis, Missouri, United States
OnsiteFull Time
Stifel
StifelNYSE: SF: Provides wealth management and investment banking services to clients.
2+ YOEBachelor's degree,2+ years information security or software development experience,knowledge of application and AI security,experience with SAST/DAST/SCA/API security,AWS,Python,C#,GitHub;CISSP/CSSLP/GIAC preferred.
C#, Angular, Python, AWS, GitHub, SAST, DAST, SCA, API, Mobile, AI Coding assistants, MCPs, CI/CD