AI/ML Developer

Optum; Metro Manila; Hybrid; PHP 900,000 - 1,500,000; Full time

Benefits offered by this job

Hybrid

Laptop Provided by Company

Medical Plan (HMO) from Day 1

Dental, Medical, Optical Reimburseents

Life and Disability Insurance

Tuition Reimbursement

Employee Assistance Program (EAP)

Annual Merit Increases

Training and Staff Development

Job summary

Optum, a health care technology leader, seeks an experienced AI/ML engineer to design, deploy, and maintain AI/LLM-based experiences for consumer-facing pharmacy and benefits platforms. You will build robust multi-tool agent workflows, integrate with cloud services, and advance memory and personalization for conversational agents.

The role emphasizes production-grade Python engineering, cloud-native development, and collaboration across business and technical teams to deliver secure, scalable AI

Qualifications

• 4+ years of software engineering, 2+ years AI/ML/LLM-enabled apps
• Strong Python engineering skills and production backend/API experience
• Hands-on cloud-native development on major cloud platform
• Experience building and integrating LLM-based apps (prompting, tool calls, retrieval)
• Experience with CI/CD, code quality controls, production incident support
• Experience with observability and debugging in distributed systems
• Excellent collaboration and communication with diverse stakeholders

Responsibilities

• Own design, development, testing, deployment and maintenance of AI/ML models and LLM-based agents for pharmacy/benefits experiences
• Build multi-tool agent workflows integrating LLMs with APIs and enterprise systems
• Design conversation state, memory, and personalization for multi-turn interactions
• Contribute to cloud infra architecture and IaC-driven deployments
• Improve model/agent quality via evaluation loops, tuning, and experimentation
• Develop reusable AI/ML platforms and components for the team
• Promote best practices for AI in regulated environments
• Stay updated on generative AI advances and tackle healthcare challenges

Skills

Python

AI/ML

Cloud-native

LLM-based apps

CI/CD

Observability

communication

Tools

AWS Bedrock

Azure OpenAI

LangGraph

Strands

OpenSearch

Pinecone

FastAPI

Job description

• Take ownership of designing, developing, testing, deploying, and maintaining AI/ML models and large language model-based agent applications for consumer-facing pharmacy and benefits management experiences.
• Build and improve multi-tool agent workflows that integrate large language models with APIs, serverless backend services, and enterprise pharmacy and benefits systems.
• Design and implement conversation state, memory and context handling, and response personalization for multi-turn user interactions.
• Contribute significantly to the architecture, implementation, and management of cloud infrastructure for AI solutions, utilizing Infrastructure as Code principles for reliable deployments.
• Improve model and agent quality through evaluation loops, error analysis, prompt and tool tuning, and continuous experimentation.
• Design and build reusable AI/ML platforms, components, and frameworks to accelerate innovation across the engineering team.
• Exhibit technical best practices for AI systems in regulated environments.
• Stay current with advancements in generative AI, large language model tooling, and agentic frameworks; propose innovative ways to tackle healthcare challenges.

What skills/attributes are a must have

• 4+ years of software engineering experience, including 2+ years building AI/ML or LLM-enabled applications.
• Strong Python engineering skills and experience building production backend services and APIs.
• Hands-on experience with cloud-native development on a major cloud platform.
• Experience building and integrating LLM-based applications (prompting, tool/function calling, retrieval, evaluation).
• Experience with CI/CD pipelines, code quality controls, and production incident support.
• Experience with observability and debugging in distributed systems.
• Strong ability to work collaboratively across diverse groups of business and technical stakeholders.
• Exceptional ability to communicate with both technical and non-technical people.

Nice to Have / Preferred Skills and Tools

• Experience with managed large language model platforms such as AWS Bedrock or Azure OpenAI, and cloud-hosted agent runtime services.
• Experience with agent orchestration frameworks such as Strands, LangGraph, or comparable tooling.
• Experience with retrieval-augmented generation (RAG) patterns, vector stores, and semantic search systems such as OpenSearch or Pinecone.
• Experience with conversational AI for chat channels, including multi-intent flow handling and session memory management.
• Experience with inter-agent communication patterns and tool orchestration protocols.
• Familiarity with async Python API frameworks such as FastAPI for serving AI applications.
• Experience with healthcare, pharmacy, or pharmacy benefits management domain workflows.
• Familiarity with secure handling of protected health and personally identifiable information, and delivery standards for regulated healthcare environments.
• Experience with AI experimentation, model quality dashboards, and governance review processes for production AI releases.

WHAT WE OFFER

• Hybrid
• Laptop/Computer Provided by the Company
• Market Total Rewards Package
• Retirement Plan
• Medical Plan (HMO) from Day 1 of employment
• Dental, Medical, and Optical Reimbursements
• Life and Disability Insurance
• Sick Leave Conversion
• Tuition Fee Reimbursement
• Employee Assistance Program (EAP)
• Annual Performance Based Merit Increases
• Employee Recognition
• Training and Staff Development
• Employee Referral Program
• Employee Volunteerism Opportunity
• All Mandatory Statutory Benefits

WHO WE ARE

• Optum is the health care technology and innovation company of the UnitedHealth Group enterprise along with UnitedHealthcare.
• UnitedHealth Group is a health care and well-being company with a mission to help people live healthier lives and help make the health system work better for everyone.
• We’re a leading health solution and care delivery organization. Our work is complex, but our mission is simple: create a healthier world, with you at the center.
• As part of a Fortune 5 enterprise, we are improving the health care experience of over 125 million people around the world.
• Elevate your career with a leading health care company while improving lives