Principal Software Engineer - Remote
About The Position
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 seeking a Senior Application Developer with solid expertise in Generative AI across both open source and AWS ecosystems. The role focuses on building scalable AI-driven applications, conversational solutions, and agentic systems using modern GenAI frameworks while leveraging cloud platforms for deployment and integration. The candidate will play a key role in designing, developing, and delivering intelligent digital experiences. 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.
Requirements
- 8+ years of overall IT experience
- 3+ years of relevant experience in Generative AI, Conversational AI, or AI application development
- 3+ years of experience in building GenAI applications (RAG, LLM-based systems, agents)
- 3+ years of hands-on experience with open source GenAI frameworks (LangChain, LangGraph)
- 3+ years of experience with AWS GenAI services (Amazon Bedrock, Lambda, APIs)
- Solid programming skills (Python preferred)
- API development experience (REST/FastAPI)
- Driver’s License and access to reliable transportation
Nice To Haves
- Relevant certifications in AI/ML or cloud technologies
- Proven excellent communication and stakeholder management experience
- Experience with vector databases (Pinecone, Weaviate, PGVector)
- Proven knowledge of AI evaluation tools and frameworks
- Demonstrated familiarity with containerization (Docker) and deployment practices
- Experience in conversational platforms or contact center solutions
- Exposure to enterprise-scale AI/GenAI implementations
Responsibilities
- Design and develop AI-driven applications and conversational solutions
- Build and optimize chatbot and virtual assistant experiences
- Contribute to HLD/LLD and solution design decisions
- Ensure scalability, performance, and maintainability of applications
- Develop production-grade GenAI applications using open-source frameworks (LangChain, LangGraph)
- Build RAG pipelines, semantic search, and knowledge-based assistants
- Implement agentic workflows and multi-agent orchestration
- Work with LLMs (Claude, GPT, Llama, Mistral) and apply prompt engineering techniques
- Design evaluation, observability, and guardrails for AI systems
- Leverage AWS services such as Amazon Bedrock, Lambda, and API integrations
- Integrate AI solutions with enterprise applications and digital platforms
- Support deployment, monitoring, and scaling of AI workloads in cloud environments
- Develop APIs and backend services (REST/FastAPI)
- Collaborate with business stakeholders to gather and refine requirements
Benefits
- a 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
Education Level
No Education Listed
