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Ai Prompt Engineer Jobs in Missouri (NOW HIRING)

AI Engineer

California, MO · On-site

$150 - $190/hr

Familiarity with prompt engineering and large language models (LLMs). * Experience with Retrieval‑Augmented Generation (RAG) architectures. * Experience working with APIs and integrating AI into ...

New

Senior AI Engineer

O Fallon, MO · Hybrid

$97K - $134K/yr

Lead LLM fine-tuning, prompt engineering, and model alignment strategies - including RLHF, PEFT ... Implement Responsible AI and AI governance practices - including bias detection, hallucination ...

Senior AI/ML Engineer

Saint Louis, MO · On-site

$99K - $136K/yr

... 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 ...

Deep understanding of AI solution architecture, prompt engineering, retrieval patterns, model evaluation, and AI application development. * Experience leading engineers, contractors, or technical ...

Senior AI/ML Engineer

California, MO · On-site

$140 - $190/hr

Implement end to end AI application pipelines including data ingestion, prompt engineering, evaluation, deployment, and monitoring * Collaborate closely with engineering, data, and business teams to ...

AI Automation Engineer

California, MO · On-site

$150 - $190/hr

Apply advanced prompt engineering techniques to construct the right level of context, ensuring ... Use AI to process data, apply evaluation and decision logic, generate outputs, and trigger ...

New

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 ... tuning, prompt engineering, and model alignment strategies - including RLHF, PEFT, LoRA, and ...

Prompt Engineering Frameworks & Technologies * LangGraph * AI Workflow Orchestration * REST APIs DevOps * Git * Deployment Automation Observability * OpenTelemetry * Performance Optimization ...

... 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 ...

... with prompt design, query-generation frameworks, evaluation approaches, and integration tasks ... Principal AI Engineer, LLM, Snowflake, Cortex AI, natural language to SQL, semantic data modeling ...

Principal AI Engineer

Kansas City, MO · On-site

$180 - $240/hr

Own evaluation & reliability --from prompt libraries and fine tuning to red-team testing, latency budgets, and fallback strategies. * Mentor & grow a cohort of AI engineers; run design reviews ...

Test RAG pipelines, prompt engineering, and AI agent orchestration. Execute API testing using Postman, Swagger, and REST APIs. Develop and maintain automation scripts using Python, Selenium ...

Prompt Engineering Validation * AI Model Validation & Evaluation * API Testing (Postman, REST APIs, Swagger) * Python * Test Automation (Selenium / Playwright / PyTest) * AI Evaluation Metrics ...

AI & Engineering leverages cutting-edge engineering capabilities to build, deploy, and operate ... Design, fine-tune, evaluate, and govern LLM solutions with Gemini on Vertex AI (prompt/tool ...

... Engineering with prompt design, query-generation frameworks, evaluation approaches, and integration tasks • Identify high-impact opportunities for AI across analytics, reporting, and decision ...

AI & Engineering leverages cutting-edge engineering capabilities to build, deploy, and operate ... Design, fine-tune, evaluate, and govern LLM solutions with Gemini on Vertex AI (prompt/tool ...

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Ai Prompt Engineer information

See Missouri salary details

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$50

$71

How much do ai prompt engineer jobs pay per hour?

As of Aug 21, 2026, the average hourly pay for ai prompt engineer in Missouri is $50.31, according to ZipRecruiter salary data. Most workers in this role earn between $40.58 and $58.41 per hour, depending on experience, location, and employer.

What is an AI prompt engineer?

An AI Prompt Engineer designs, tests, and optimizes prompts to improve the performance of AI language models. They ensure that AI-generated responses align with desired outcomes by refining input prompts and analyzing model behavior. This role requires a mix of technical skills, creativity, and an understanding of natural language processing (NLP). Prompt engineers often collaborate with developers, data scientists, and product teams to enhance AI interactions.

What does an AI prompt engineer do?

As an AI Prompt Engineer, your day-to-day work often involves designing, testing, and refining prompts to improve the performance and accuracy of AI models for various applications. You'll frequently collaborate with data scientists, product managers, and software developers to understand requirements and integrate AI solutions effectively. Analyzing prompt outputs, troubleshooting issues, and documenting best practices are integral parts of the role. This position offers a dynamic and intellectually stimulating environment where continual learning and innovation are encouraged.

What are the key skills and qualifications needed to thrive as an AI prompt engineer?

To thrive as an AI Prompt Engineer, a solid background in natural language processing, programming (such as Python), and understanding of machine learning concepts is essential, typically supported by a degree in computer science or a related field. Experience with AI frameworks (like OpenAI's APIs), prompt engineering tools, and familiarity with cloud platforms are highly valued and may be supplemented by certifications in AI or data science. Strong analytical thinking, creativity, and excellent communication skills allow for designing effective prompts and collaborating with technical and non-technical stakeholders. These skills and qualities ensure the development of high-quality AI solutions that meet user needs and maximize the effectiveness of language models.

How do I become an AI prompt engineer?

To become an AI prompt engineer, develop strong skills in natural language processing, machine learning, and programming languages like Python. Gain experience with AI models such as GPT and learn to craft effective prompts through practice and understanding of model behavior. Relevant certifications, online courses, and familiarity with AI tools can also enhance your qualifications.

How much do AI prompt engineers make?

AI prompt engineers typically earn between $70,000 and $130,000 annually, depending on experience, location, and industry. Senior roles or those with specialized skills in machine learning and natural language processing can command higher salaries. Many positions also offer benefits such as flexible schedules and opportunities for professional development.

What is the job of an AI Prompt Engineer?

An AI Prompt Engineer designs and optimizes prompts to improve the performance of AI language models. They analyze model responses, experiment with prompt structures, and use tools like natural language processing to ensure accurate and relevant outputs, often working with machine learning frameworks and data annotation techniques.

What are the most commonly searched types of Ai Prompt Engineer jobs in Missouri?

The most popular types of Ai Prompt Engineer jobs in Missouri are:

What job categories do people searching Ai Prompt Engineer jobs in Missouri look for?

The top searched job categories for Ai Prompt Engineer jobs in Missouri are:

What cities in Missouri are hiring for Ai Prompt Engineer jobs?

Cities in Missouri with the most Ai Prompt Engineer job openings:

Infographic showing various Ai Prompt Engineer job openings in Missouri as of August 2026, with employment types broken down into 75% Full Time, and 25% Part Time. Highlights an 100% In-person job distribution, with an average salary of $104,636 per year, or $50.3 per hour.

Machine Learning / Prompt Engineer (Ollama, Langchain, hugging face and tensor flow)

RIT Solutions, Inc.

Chesterfield, MO • On-site

Full-time

Re-posted 14 days ago


Job description

Job Summary:
RIT Solutions, Inc. is seeking a Machine Learning / Prompt Engineer to work on innovative AI solutions. The role involves crafting effective prompts, model training, and optimization using various machine learning libraries and frameworks.
Qualifications:
Required:
• Ollama
• Langchain
• Hugging face
• Tensor Flow
• Expert - crafting effective prompts for tasks like role-playing, summarization, classification, reasoning, and creative generation
• Machine learning (model training, fine-tuning) with python, ollama, langchain, huggingface
• Libraries (e.g. TensorFlow, PyTorch, pandas, ffmpeg, scikit-learn)
• Expert: design, optimize, model training, fine-tuning, LoRA, evaluation, and optimization
• Generative AI/LLM (Large Language Model, type of machine learning model specifically designed to process and generate human-like text.)
• Deep understanding of LLM behavior, hyperparameters, tokenization, and context windows
• Retrieval augmented generation
• testing experience.
Company:
Jobdiva Job Portal: https://www1.jobdiva.com/candidates/myjobs/searchjobsdone.jsp?a=xbjdnwgjodtga1y1im2g881fkkeiwd0775lbvq8yqgps8vb2q36w2vj1ga6xxork&compid=-1 Recruitment (contingency search and campus selection). Founded in 2019, the company is headquartered in Arlington, USA, with a team of 201-500 employees. The company is currently Growth Stage.