Senior Backend Engineer

About the Company

Novellia is a patient-powered real world data platform that allows users to access their longitudinal health records for free. We transform complete health journeys into datasets for biopharma innovation, evidence generation, and regulatory submissions. Backed by tier-1 investors like Spark Capital and Khosla Ventures, we are growing rapidly to accelerate healthcare insights.

Responsibilities

• Develop backend services and processing pipelines for large volumes of healthcare data
• Integrate and optimize AI components, including LLMs, to power intelligent features
• Collaborate with frontend, data, and AI teams to deliver seamless user experiences
• Take ownership of end-to-end feature development from conception to deployment
• Implement observability for services and data pipelines via monitoring, logging, and alerting
• Implement best practices for coding, testing, and deployment
• Translate product requirements into technical specifications

Requirements

• Bachelor's degree in Computer Science, Engineering, Math, or equivalent
• 5+ years of experience in backend development and distributed systems
• Proficiency in Python, Node.js, or Java
• Solid understanding of RESTful API design and microservices
• Experience with cloud platforms (AWS, GCP, or Azure)
• Experience with relational databases and system design
• Minimum of 2 years in a startup environment
• Strong debugging and problem-solving skills

Preferred Qualifications

• Experience with message queues, data streaming, and vector databases
• Experience building applications with LLMs using LangChain or LlamaIndex
• Experience with RAG systems and AI-driven similarity search
• Familiarity with FHIR and healthcare interoperability standards

Benefits

• Equity in Novellia
• Medical, dental, and vision coverage
• 401k
• Flexible Time off
• Wellness stipend
• Up to 12 weeks of parental leave