Senior Software Engineer
About The Position
Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health equity on a global scale. Join us to start Caring. Connecting. Growing together. You will enjoy the flexibility to telecommute from anywhere within the U.S. as you take on some tough challenges.
Requirements
- Bachelor's degree in Computer Science or equivalent program
- 5+ years of Azure cloud experience or equivalent cloud experience
- 5+ years of hands-on experience with Java and Python
- 1+ years of AI experience
- 1+ years of AI, LLMs, embeddings, RAG, fine-tuning, evaluation experience
Nice To Haves
- Strong foundation in machine learning, statistics, optimization, and probability
- Classical ML, deep learning, and Generative AI models
- Model evaluation, validation, and performance tuning
- Proficiency in Python and modern AI libraries
- Experience with RAG frameworks and vector databases
- Solid foundation in statistics and ML (hypothesis testing, experimental design, feature engineering, supervised/unsupervised methods)
- Experience building scalable, cloud‑native AI systems (Azure)
- Strong software engineering practices: GitHub, code reviews, CI/CD
Responsibilities
- Contributions to architecture and delivery of ML/GenAI solutions (classification, forecasting, LLM apps) at production scale
- Build robust data/feature pipelines over large clinical/claims datasets; write efficient, well-tested Python (pandas/NumPy) and SQL
- Develop and deploy LLM capabilities: prompt design, fine-tuning, RAG pipelines and evaluation with guardrails
- Work closely with lead engineers to develop the best technical design and approach for new product development
- Collaborates closely with Business Analysts on developing requirements and may assist with estimating
- Instill best practices for software development and documentation, assure designs meet requirements, and deliver high-quality work on tight schedules
- Operational Excellence - build, deploy, monitor, and operation of production services
- Establish LLM Ops best practices: CI/CD, model registry, experiment tracking, monitoring, drift detection, A/B testing, cost/perf optimization
- These roles include, but are not limited to analysis, design, coding, engineering, testing, debugging, standards, methods, tools analysis, documentation, research and development, maintenance, new development, operations and delivery. With every role in the company, each position has a requirement for building quality into every output
- This also includes evaluating new tools, new techniques, strategies; Automation of common tasks; build of common utilities to drive organizational efficiency with a passion around technology and solutions and influence of thought and leadership on future capabilities and opportunities to apply technology in new and innovative ways
- Reviews the work of others
- Develop innovative approaches
- Sought out as expert
- Serves as a leader/ mentor on AI/ML area
- Design, develop, and deploy AI-powered solutions to address complex business challenges with emphasis on responsible use of AI
Benefits
- comprehensive benefits package
- incentive and recognition programs
- equity stock purchase
- 401k contribution
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What This Job Offers
Job Type
Full-time
Career Level
Senior
