AI/ML Engineer Remote or Hybrid in MN/DC

UnitedHealth Group; United States; Remote; USD 99,000 - 176,000; Full time

Benefits offered by this job

Comprehensive benefits package

Equity stock purchase

401k contribution

Job summary

Optum Tech, a global leader in health care innovation, is seeking a talented Software Engineer with experience in large language models. You will develop ML solutions using LLMs, LangChain, and retrieval-augmented generation, and write clean Python code following PEP8.

This role offers remote work across the U.S.; Minneapolis and Washington, DC applicants should be in-office at least four days a week. You’ll collaborate with teams to deploy Dockerized solutions, ensure production quality, and

Qualifications

• 3+ years of proven experience with Large Language Models (LLMs).
• 3+ years of machine learning concepts and fine-tuning methodologies.
• 3+ years of professional Python coding (PEP8).
• Experience using LangChain framework.
• Experience with Retrieval-Augmented Generation (RAG).
• Experience with Docker containerization.
• Experience ensuring production-quality code with testing and documentation.
• Experience with Git version control.
• Comfortable writing clean, maintainable code and using the terminal.
• Authorized to work in the United States without employer sponsorship.

Responsibilities

• Develop and implement machine learning solutions using LLMs.
• Utilize LangChain for closed/open-source models.
• Apply fine-tuning to optimize models for tasks/datasets.
• Write clean, maintainable code following PEP8.
• Use Docker for development and deployment.
• Ensure production-quality code with thorough testing and documentation.
• Work in the terminal for development/deployment tasks.
• Work with XGBoost and K-means for traditional ML tasks.

Skills

LLMs

ML concepts

Python (PEP8)

LangChain

RAG

Docker

Testing & documentation

Git

Terminal usage

US work authorization

Tools

LangChain

Docker

Git

Job description

Optum Tech is a global leader in health care innovation. Our teams develop cutting-edge solutions that help people live healthier lives and help make the health system work better for everyone. From advanced data analytics and AI to cybersecurity, we use innovative approaches to solve some of health care’s most complex challenges. Your contributions here have the potential to change lives. Ready to build the next breakthrough? Join us to start Caring. Connecting. Growing together.

We are looking for a talented and motivated Software Engineer to join our team. The perfect candidate will have experience with LLMs and be skilled in developing and implementing machine learning solutions. You will utilize the LangChain framework to work with both closed source and open source models and apply fine-tuning and Retrieval-Augmented Generation (RAG) methodologies to optimize language models for specific tasks and datasets.

You’ll enjoy the flexibility to work remotely * from anywhere within the U.S. as you take on some tough challenges. For all hires in the Minneapolis or Washington, D.C. area, you will be required to work in the office a minimum of four days per week.

Primary Responsibilities:

• Develop and implement machine learning solutions using LLMs
• Utilize the LangChain framework for working with closed source and open-source models
• Apply fine-tuning methodologies to optimize machine learning models for specific tasks and datasets
• Write clean, maintainable, and efficient code adhering to PEP8 standards
• Utilize containerization technologies such as Docker for development and deployment
• Ensure the production quality of code, including thorough testing and documentation
• Be comfortable working on the terminal for various development and deployment tasks
• Work on traditional machine learning methods like XGBoost for classification tasks and unsupervised learning techniques like K-means

Required Qualifications:

• 3+ years of proven experience working with Large Language Models (LLMs)
• 3+ years of experience with machine learning concepts and fine-tuning methodologies
• 3+ years of professional coding experience in Python, following PEP8 standards
• Experience using the LangChain framework
• Experience with Retrieval-Augmented Generation (RAG) techniques
• Experience with containerization technologies such as Docker
• Experience ensuring production-quality code, including thorough testing and documentation
• Experience with version control systems such as Git
• Solid problem-solving skills and attention to detail
• Ability to write clean, maintainable, and efficient code
• Comfortable working in the terminal for development and deployment tasks
• Authorized to work in the United States without the need for current or future employer-sponsored visa sponsorship (e.g., H-1B, TN, F-1/OPT, CPT, or other employment-based visa status)

Preferred Qualifications:

• Statistical knowledge

*All employees working remotely will be required to adhere to UnitedHealth Group’s Telecommuter Policy.

Pay is based on several factors including but not limited to local labor markets, education, work experience, certifications, etc. In addition to your salary, we offer benefits such as, a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements). No matter where or when you begin a career with us, you’ll find a far-reaching choice of benefits and incentives. The salary for this role will range from $98,500 - $176,000 annually based on full-time employment. We comply with all minimum wage laws as applicable.

At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone–of every race, gender, sexuality, age, location and income–deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes — an enterprise priority reflected in our mission.

UnitedHealth Group is an Equal Employment Opportunity employer under applicable law and qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status, or any other characteristic protected by local, state, or federal laws, rules, or regulations.

UnitedHealth Group is a drug - free workplace. Candidates are required to pass a drug test before beginning employment.