Staff Backend Engineer AI Platforms (Health100)

Were building a world of health around every individual shaping a more connected convenient and compassionate health experience. At CVS Health youll be surrounded by passionate colleagues who care deeply innovate with purpose hold ourselvesaccountable and prioritize safety and quality in everything we do. Join us and be part of something bigger helping to simplify health care one person one family and one community at a time.

Position Summary

Health100 is Americas trusted front door to health and care. The Health100 platform integrates any participating health plan PBM pharmacy (retail and specialty) provider digital health point solution provider and employer and addresses the top health care challenges for the consumer.

We are seeking a passionate and hands-on Staff Backend Engineer to join a high-impact engineering team focused on building next-generation intelligent platforms. This role requires a strong technologist who can operate both as a technical leader and individual contributor driving the design and delivery of scalable production-grade AI solutions.

The ideal candidate is enthusiastic about emerging technologies particularly Generative AI LLMs and agentic systems and can work independently while effectively leading and collaborating with cross-functional teams. You will play a critical role in building AI-powered applications leveraging advanced techniques such as prompt engineering Retrieval-Augmented Generation (RAG) model evaluation and fine-tuning while integrating them into enterprise-grade systems.

This role also requires backend API development enabling end-to-end ownership of AI-enabled application with strong understanding of frontend frameworks (Angular/React).

Key Responsibilities:

• Design build and deploy scalable AI/GenAI applications leveraging LLMs RAG architectures and agentic frameworks
• Develop and optimize AI prompts evaluation frameworks and model pipelines to improve accuracy performance and reliability
• Architect and implement end-to-end solutions including frontend applications (Angular/React) and backend APIs/services
• Integrate AI capabilities into enterprise systems using cloud-native and microservices architectures
• Lead technical design discussions and drive scalable secure and high-performance architecture decisions
• Collaborate across product business and engineering teams to deliver impactful solutions aligned with business goals
• Build reusable frameworks and tooling for LLM evaluation monitoring and observability
• Ensure adherence to best practices in software engineering including CI/CD testing code reviews and security
• Mentor and guide engineers fostering a culture of innovation quality and continuous improvement
• Stay current with emerging trends in AI/ML LLM ecosystems and modern web technologies

Required Qualifications

• 7 years of experience in software engineering delivering scalable production-grade applications
• 5 years experience in backend development including:
  • API development using Java Python or
  • Experience in designing and developing microservices and RESTful APIs
  • Hands-on experience with cloud platforms (GCP RKE)
  • Strong understanding of CI/CD pipelines DevOps practices and containerization (Docker/Kubernetes)

• Strong understanding of Frontend frameworks including Angular React or similar

• 1 years of hands-on experience with Generative AI / LLM-based systems including:
  • Prompt engineering and LLM interactions
  • RAG (Retrieval-Augmented Generation) architectures
  • LLM evaluation techniques and frameworks
  • Experience building AI-enabled applications using modern frameworks and tools

Preferred Qualifications

• Ability to work independently while leading initiatives and collaborating across teams
• Excellent problem-solving analytical and communication skills
• Hands-on experience in model fine-tuning and optimization techniques
• Experience building multi-model or multi-provider AI orchestration systems
• Familiarity with vector databases embeddings and semantic search architectures
• Experience implementing LLM observability evaluation pipelines and guardrails
• Experience with frontend performance optimization and modern UI/UX practices
• Exposure to event-driven architectures message queues and streaming systems
• Healthcare or regulated domain experience

Education

• Bachelors degree in Computer Science Engineering or a related field or equivalent experience (High School diploma 4 years of relevant experience)

Pay Range

The typical pay range for this role is:

This pay range represents the base hourly rate or base annual full-time salary for all positions in the job grade within which this position falls. The actual base salary offer will depend on a variety of factors including experience education geography and other relevant factors. This position is eligible for a CVS Health bonus commission or short-term incentive program in addition to the base pay range listed above. This position also includes an award target in the companys equity award program.

Our people fuel our future. Our teams reflect the customers patients members and communities we serve and we are committed to fostering a workplace where every colleague feels valued and that they belong.

Great benefits for great people

We take pride in offering a comprehensive and competitive mix of pay and benefits that reflects our commitment to our colleagues and their families.

Additional details about available benefits are provided during the application process and on Benefits Moments.

Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal state and local laws.