Staff Software Development Engineer (Agentic AI/ML)

We’re building a world of health around every individual — shaping a more connected, convenient and compassionate health experience. At CVS Health®, you’ll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable 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

CVS Health is seeking a Staff Software Engineer specializing in developing machine learning solutions using Agentic AI/ML serving as a leader and role model in engineering for both peers and clients.

The successful candidate will lead project teams working with a diverse range of technologies, including both legacy IBMi AS400 Series systems and advanced Agentic AI/ML frameworks.

This team is part of the very impactful Claims Adjudication team and this role will be instrumental in our leap to modern AI driven approaches.

**We will consider remote US for the right candidate

Key Responsibilities

• Able to develop a vision and formulate implementation plans to achieve end goals, evaluating situations, decisions, and issues in the short, medium, and long term.

• Capable of breaking down complex problems, processes, or projects into manageable components for systematic exploration and evaluation.

• Design and implement complex software solutions for APIs, microservices, CI/CD pipelines, and real-time streaming on cloud platforms such as Azure or GCP.

• Conduct research on emerging technologies, design principles, and development frameworks to ensure software solutions remain current, innovative, and future-proof.

• Provide technical guidance in software design and development activities, ensuring clean, scalable, and maintainable code following best practices and design patterns.

• Oversee the lifecycle process—including design, analysis, review, and testing results—to ensure adherence to quality standards and to deliver high-quality products.

• Lead the design, development, and optimization of AI/ML models for various use cases, ensuring a seamless transition into modern technologies while maintaining robust legacy infrastructure.

• Perform model training, evaluation, and fine-tuning with consideration of constraints and opportunities posed by legacy architectures.

• Partner with teams across functions and provide expert solutions to multiple complex technical projects/initiatives using interlocking technologies.

• Quickly acquire domain knowledge and build subject matter expertise to advise and guide technical leads and peers.

• Establish and drive execution of technical direction, standards, guidelines, and methodologies, while advocating best practices.

• Work to improve existing test automation processes, enhancing efficiency and reducing manual intervention across both legacy and modern environments.

• Develop and refine strategic and enterprise-wide technical direction.

• Create or revise operating procedures relating to specific technologies or IS processes.

• Lead assigned team projects and mentor junior resources as needed.

Required Qualifications

• 7+ years of experience as a Machine learning engineer or combination of machine learning and software engineering with 5+ years leading software development projects, including setting project goals, monitoring progress, tracking milestones, communicating with stakeholders, and mentoring junior developers

• 5+ years of Python programming with In-depth understanding of APIs and microservices-based architecture and Git and version control

• 2+ years of experience in AI and agentic solution development, including: Designing and deploying intelligent agents and autonomous workflows, Integrating AI/ML models into cloud-native applications. Leveraging LLMs, vector databases, and orchestration frameworks to build agentic systems, Applying prompt engineering, retrieval-augmented generation (RAG), and multi-agent collaboration patterns

• 5+ years of experience developing software

Preferred Qualifications

• 10+ years leading concurrent technical projects in both legacy IBMi/AS400 or similar and emerging technologies

• Health care industry domain knowledge

• Experience with enterprise development tools and methodologies (XP, Agile), including DevSecOps and DataOps

• Experience integrating with legacy IBMi AS400 applications and developing roadmaps for application modernization

• Experience with RxClaim or other PBM adjudication systems