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Python Ai Developer Jobs in Saint Louis, MO (NOW HIRING)

Phase2 Technology

Agentic AI Developer

O Fallon, IL · On-site

$99K - $225K/yr

Experience with programming languages such as Python or Java * Experience with software design patterns * Knowledge of embedding models, vector databases, and semantic search * Knowledge of AI safety ...

Elite Technical

AI/ML Developer

Saint Louis, MO · On-site

AI/ML Developer Our client, a multinational telecommunications technology company is seeking a ... Required Skills: - 10+ years of software development with strong Python expertise in production ...

duvari group

AI Engineer

Chesterfield, MO

We are seeking an AI Developer to design, develop, and implement intelligent solutions that improve ... Proficiency in Python and experience working with modern AI/ML frameworks and libraries.

duvari group

AI Engineer

Chesterfield, MO · On-site

We are seeking an AI Developer to design, develop, and implement intelligent solutions that improve ... Proficiency in Python and experience working with modern AI/ML frameworks and libraries.

duvari group

AI Engineer

Chesterfield, MO · On-site

We are seeking an AI Developer to design, develop, and implement intelligent solutions that improve ... Proficiency in Python and experience working with modern AI/ML frameworks and libraries.

Varsity Tutors

Python Tutor

Saint Louis, MO · Remote

$40/hr

Our AI-powered Tutor Copilot enhances your sessions with real-time instructional support, lesson ... Ability to explain Pythonic programming conventions, decorators, and generators while preparing ...

MasterCard

Senior AI Engineer

O Fallon, MO · Hybrid

$97K - $134K/yr

Develop high-performance Python backend services for LLM inference orchestration, async job ... Strong command of Gen AI engineering patterns: prompt engineering, chain-of-thought reasoning, tool ...

Mastercard, Inc.

Senior AI Engineer

O Fallon, MO · On-site

$97K - $134K/yr

... Python backend services for LLM inference orchestration, async job handling, streaming responses, and distributed data workflows supporting high-throughput Gen AI operations. • Engineer state ...

ITTConnect

Senior AI Engineer (Java)

Saint Louis, MO · On-site

$121K - $159K/yr

Develop integrations between Java applications and Python-based AI/ML or model-serving services ... Collaborate with AI/ML, product, platform, data, and DevOps teams. Participate in architecture ...

ITTConnect

Senior AI Engineer (Java)

Saint Louis, MO · On-site

$117K - $154K/yr

Develop integrations between Java applications and Python-based AI/ML or model-serving services ... Collaborate with AI/ML, product, platform, data, and DevOps teams. * Participate in architecture ...

McCarthy Holdings, Inc.

AI Engineer II

Saint Louis, MO · On-site

$91K - $125K/yr

Strong programming skills in Python and experience with modern software engineering practices ... Generative AI platforms and frameworks such as OpenAI, Anthropic, LangChain, LlamaIndex, Hugging ...

McCarthy Holdings, Inc.

AI Engineer II

Saint Louis, MO

$91K - $125K/yr

Strong programming skills in Python and experience with modern software engineering practices ... Generative AI platforms and frameworks such as OpenAI, Anthropic, LangChain, LlamaIndex, Hugging ...

Pwc

AI Engineer

Saint Louis, MO · On-site

$55K - $187K/yr

... AI Engineer, you will be at the forefront of transforming raw data into actionable insights ... using Python and TensorFlow - Integrating data from diverse sources to support AI and machine ...

Equifax, Inc.

AI Engineer

Saint Louis, MO · On-site

Equifax is seeking a visionary AI engineer to lead our technology transformation initiative. In ... Proficiency in Python, JavaScript/TypeScript and/or Java and working knowledge of a modern ...

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Python Ai Developer information

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How much do python ai developer jobs pay per hour?

As of Sep 15, 2026, the average hourly pay for python ai developer in Saint Louis, MO is $56.99, according to ZipRecruiter salary data. Most workers in this role earn between $46.97 and $64.76 per hour, depending on experience, location, and employer.

What does a Python AI Developer do?

A Python AI Developer designs, builds, and implements artificial intelligence applications using the Python programming language. Their work often involves developing machine learning models, processing large datasets, and integrating AI solutions into software products. They collaborate with data scientists, engineers, and stakeholders to solve complex problems and optimize AI algorithms for real-world use. Python AI Developers stay updated on the latest AI techniques and ensure their solutions are efficient, scalable, and maintainable.

What are the key skills and qualifications needed to thrive as a Python AI Developer?

To thrive as a Python AI Developer, you need strong programming skills in Python, a solid understanding of machine learning concepts, and a background in mathematics or computer science. Familiarity with frameworks and libraries such as TensorFlow, PyTorch, scikit-learn, and experience with data processing tools are typically required. Analytical thinking, problem-solving abilities, and effective collaboration are crucial soft skills for this role. These competencies enable developers to design, implement, and optimize AI solutions that address complex real-world challenges efficiently.

How does a Python AI Developer typically collaborate with data scientists and other team members during an AI project?

Python AI Developers often work closely with data scientists, machine learning engineers, and product managers throughout the lifecycle of an AI project. They are responsible for implementing algorithms and models designed by data scientists, optimizing code for efficiency, and integrating AI solutions into production environments. Regular communication and code reviews ensure alignment on objectives and technical standards, while agile practices like daily stand-ups facilitate cross-functional collaboration. Being open to feedback and adaptable to changing project requirements is key to success in this role.

How to become a Python AI developer?

To become a Python AI developer, you should gain proficiency in Python programming, understand machine learning and deep learning concepts, and work with frameworks like TensorFlow or PyTorch. Building a strong foundation in mathematics, such as linear algebra and statistics, and gaining experience through projects or certifications can enhance your skills. Familiarity with data handling, algorithms, and software development practices is also essential.

What is the salary of a Python AI developer?

The salary of a Python AI developer typically ranges from $80,000 to $150,000 annually, depending on experience, location, and industry. Skilled developers with expertise in machine learning frameworks and data analysis tools tend to earn higher salaries.

What are popular job titles related to Python Ai Developer jobs in Saint Louis, MO?

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The top searched job categories for Python Ai Developer jobs in Saint Louis, MO are:

What cities near Saint Louis, MO are hiring for Python Ai Developer jobs?

Cities near Saint Louis, MO with the most Python Ai Developer job openings:

Infographic showing various Python Ai Developer job openings in Saint Louis, MO as of September 2026, with employment types broken down into 1% Internship, 76% Full Time, 20% Part Time, and 3% Contract. Highlights an 62% Physical, 4% Hybrid, and 34% Remote job distribution, with an average salary of $118,546 per year, or $57 per hour.

Agentic AI Developer

O Fallon, IL • On-site

Phase2 Technology
Software Development • 51 - 200 employees
Learn more about Phase2 Technologyexternal

$99K - $225K/yr

Other

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

Job Number: R0241538

Agentic AI Developer Opportunity

As an experienced engineer, you know that machine learning is critical to understanding and processing massive datasets. Your ability to conduct statistical analyses on business processes using ML techniques makes you an integral part of delivering a customer-focused solution. We need your technical knowledge and desire to problem‑solve to support critical advancements in the Department of War. As a machine learning engineer on our Defense Technology team, you'll train, test, deploy, and maintain models that learn from data to create real‑world, mission‑critical impacts.

In this role, you'll own and define the direction of mission‑critical solutions by applying best‑fit ML algorithms and technologies and through the development, deployment, and management of AI agents. You'll be part of a talented team of machine learning engineers across the company and collaborate with data engineers and product owners to deliver world‑class solutions to develop cutting‑edge AI agents capable of solving our military's most challenging missions. Your skills and extensive technical expertise will guide clients as they navigate the landscape of ML algorithms, tools, and frameworks.

Work with us to solve real‑world challenges and define ML strategy for the Department of War.

Required Qualifications
  • 3+ years of experience within Machine Learning engineering, data science, data engineering, or software development
  • Experience developing applications using Large Language Models (LLMs)
  • Experience with programming languages such as Python or Java
  • Experience with software design patterns
  • Knowledge of embedding models, vector databases, and semantic search
  • Knowledge of AI safety, guardrails, and responsible AI practices
  • Knowledge of agent planning, reasoning, and execution loops
  • Ability to obtain a Secret clearance
  • Bachelor's degree
Preferred Qualifications
  • Experience working with Department of War data or on systems with advanced cyber security requirements
  • Experience with Retrieval‑Augmented Generation (RAG) architectures
  • Experience with LangGraph
  • Experience with model evaluation and AI quality metrics
  • Secret clearance
  • Master's degree in AI or a related field
Security Clearance

Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information.

Compensation

Salary range: $99,000.00 to $225,000.00 (annualized USD).

This posting will close within 90 days from the Posting Date.

Equal Opportunity

All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local, or international law.

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