Software Engineer 3, Gen AI - Post Billing Processing System

at  Natera

SOFTWARE ENGINEER - GEN AI - POST BILLING PROCESSING SYSTEM

Position Overview
We are seeking a highly skilled and motivated Software Engineer to join our team responsible for developing a robust Post Billing Processing system. The ideal candidate will have a strong background in software development, experience with AI/LLM technologies, and a keen understanding of the healthcare insurance domain. This role will involve designing and implementing automated workflows, template generation engines, and AI-enhanced modules to optimize the process of appealing denied insurance claims.

TECHNICAL SKILLS

• Experience with cloud platforms (AWS) and containerization technologies (Kubernetes).
• Strong analytical and problem-solving skills.
• Extensive experience with generative AI technologies and frameworks.
• Proficiency in using LangChain and LangGraph for building and managing AI models.
• Knowledge of applying generative AI for creating domain-specific solutions.
• Understanding of prompt engineering and various LLMs for specific use cases.
• Experience in integrating generative AI models into existing systems and workflows.

SOFT SKILLS

• Excellent communication and collaboration skills.
• Ability to work in a fast-paced, dynamic environment.
• Strong organizational and time management abilities.
• Attention to detail and commitment to delivering high-quality solutions.

EDUCATION

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.

EXPERIENCE

• Hands on with LLMs (In previous projects) and worked on product development using LLMs. Such as, Open AI APIs, Open Source LLMs (Llama2, Mistral, Mixtral etc.,)
• Hands on experience with Vector Database & Graph DB (Pinecone, Milvus, Neo4j)
• Solid understanding on framework like Langchain/LangGraph, Haystack and ability to use Agentic Workflows using those frameworks
• Strong proficiency in programming languages such as Python, NodeJs.
• Experience with workflow automation such as AWS Step Functions.
• Hands-on experience with building RAG solutions.
• Plus: Ability to use advanced techniques like HyDE and LLM reranking for effective semantic search for RAG systems. Hands-on experience in creating Embedding using Ada models

• Design, develop, and maintain the Post Billing Processing system components, including the Denial Code Manager, Workflow Orchestrator, Template Generation Engine, AI/LLM Enhancement Module, Testing and Optimization Module, Outbound Package Preparation, and Automated Outbound Communication.
• Collaborate with business stakeholders to understand requirements and translate them into technical specifications.
• Implement AI/LLM technologies to enhance denial letter templates for improved payor acceptance.
• Develop and execute A/B testing and hyperparameter tuning strategies to optimize template parameters.
• Create and maintain comprehensive documentation for system components, workflows, and processes.
• Ensure data security and compliance with healthcare regulations and standards.
• Provide ongoing support and maintenance for the system, troubleshooting and resolving issues as needed.
• Stay updated with the latest advancements in AI/LLM technologies and incorporate relevant innovations into the system.