Sr Associate AI Full stack Software Engineer

McKesson; Columbus (OH); On-site; USD 110,000 - 140,000; Full time

Job summary

McKesson is seeking a highly skilled AI Full Stack Software Engineer to design, develop, and deploy AI-powered healthcare solutions across the full stack. Priority will be given to candidates in the Atlanta, GA and Columbus, OH areas.

Sponsorship is not available for this role at this time. You will work on AI-driven enterprise applications, integrating LLMs and various AI tools, and-building scalable data pipelines.

Qualifications

• Minimum 2+ years of software development experience.
• Minimum 2+ years of experience building AI-enhanced apps using LLMs, voice, image, or speech models.
• B.S. degree in Computer Science or related engineering discipline, or equivalent experience.

Responsibilities

• Develop and deliver AI-driven enterprise software applications.
• Integrate LLMs and AI tools into front-end and back-end systems.
• Design data pipelines and datasets for AI development and testing.
• Communicate AI concepts to non-technical stakeholders.
• Prototype co-pilot experiences and autonomous workflows.

Skills

AI System Evaluation & Optimisation

RAG Development

LLM Cost Optimization

LLM Knowledge

Analytical skills

AI coding tools experience

Python and AI libraries (openai, pytor

Education

B.S. in Computer Science or related engineering

Tools

Git

Docker

Kubernetes

Node.js (Express.js)

Python

OpenAI API

LangChain

LlamaIndex

AWS/GCP/Azure

Job description

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve – we care. What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patients, our communities, and our people. If you want to be part of tomorrow’s health today, we want to hear from you.

Job Description

We are seeking a highly skilled and motivated AI Full Stack Software Engineer to join our innovative team at CMM. In this role, you will be instrumental in designing, developing, and deploying end-to-end AI-powered solutions that enhance our healthcare products and services. You will work across the full stack, from front-end user interfaces to back-end AI model integration and data pipelines. Priority will be given to candidates who reside in the Atlanta, GA, and Columbus, OH metropolitan areas. We are unable to provide sponsorship for this role presently or in the future.

Responsibilities

• Develop and deliver AI-driven enterprise quality software applications.
• Build scalable applications integrating Large Language Models and other AI tools (e.g. voice recognition, document parsing, image parsing, text to speech, RAG) into new and legacy codebases.
• Design and optimize data pipelines and datasets for AI system development and testing.
• Communicate modern AI concepts (LLMs, vector databases etc.) to non-technical audiences.
• Iteratively craft effective prompts to maximize LLM performance and implement prompt caching strategies.
• Maintain prompt libraries & benchmark performance.
• Fine-tune & serve GPT-family, Llama.
• Develop AI agents.
• Semantic Kernel.
• Prototype co-pilot experiences & autonomous workflows.
• Fully document all work at both the code level and application level.
• The ability to learn and adapt in a changing environment.
• Collaborate with other staff and outside stakeholders on large projects.
• Must be passionate about creating solutions and solving complex problems.

Minimum Qualifications

• Minimum 2+ years of experience in Software development.
• Minimum 2+ years of experience in developing AI-enhanced applications using LLMs, voice, image, or speech models.
• B.S. degree in Computer Science or related engineering discipline, or equivalent experience.

Critical Skills

• AI System Evaluation & Optimization: Proficient in sensitivity metrics (precision, recall, F1-score, AUC-ROC) and MLOps for scalable, cost-efficient AI deployment.
• RAG Development: Skilled in building RAG systems from scratch or with LangChain/LlamaIndex, using vector databases for context-aware LLM applications.
• LLM Cost Optimization: Expert in managing LLM costs (token pricing, input/output rates) via prompt caching, batching, and quantization.
• LLM Knowledge: Deep understanding of LLM advancements (GPT-3.5 vs GPT-4 vs o1/"thinking" models) for informed model selection and tuning.
• Exceptional analytical skills to extract actionable insights from data.
• Experience using AI coding tools (e.g. Github Copilot, Cursor, Codeium/Windsurf).
• Proficiency in Python and AI related python libraries such as openai, tensorflow, pytorch.
• Healthcare Domain Expertise, Translate clinical/business needs into AI solutions.
• Proficiency in creating Node.js web apps (e.g. Express.js).
• Experience with cloud (AWS/GCP/Azure).
• Effective communication skills to collaborate with technical, DevOps and product management teams.
• Experience with Git, Docker, and Kubernetes.

Benefits

• McKesson is proud to offer a competitive compensation package as part of our Total Rewards. This is determined by several factors, including performance, experience and skills, equity, regular job market evaluations, and geographical markets.
• In addition to base pay, other compensation, such as an annual bonus or long-term incentive opportunities may be offered.
• The pay range shown below is aligned with McKesson's pay philosophy, and pay will always be compliant with any applicable regulations.

Equal Opportunity Employment

McKesson is an Equal Opportunity Employer McKesson provides equal employment opportunities to applicants and employees, without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, age, genetic information, or any other legally protected category.

If you need a reasonable accommodation to assist with your job search or application for employment, please contact us by sending an email to (United States) [e-mail] or (Canada) [e-mail].

McKesson is committed to being an Equal Employment Opportunity Employer and offers opportunities to all job seekers including job seekers with disabilities.

For additional information on McKesson’s full Equal Employment Opportunity policies, visit our Equal Employment Opportunity page.