Principle Software Engineer

Company Overview

AdviNOW Medical is transforming how healthcare is delivered by building AI-powered clinical decision support systems that improve diagnostic accuracy, reduce clinician burden, and increase patient safety. Our platform combines advanced reasoning, probabilistic models, and machine learning to support real-world medical decision-making at scale. 

We are a product-driven startup tackling complex, high-impact problems in healthcare—and we’re looking for a Principal Engineer to help lead the technical evolution of our platform. 

Job Summary

As a Principal Engineer at AdviNOW Medical, you will serve as a senior technical thought leader responsible for driving engineering standards and delivering scalable, AI-enabled healthcare software. This is a deeply hands-on role for someone who thrives in startup environments, owns problems end-to-end, and enjoys building systems that matter. 

You will work closely with senior leadership, product, clinical experts, and engineering teams to shape both what we build and how we build it. 

Hands-On Engineering 

• Design, build, and maintain scalable backend services using Python, Django, and FastAPI 
• Contribute to and guide development of modern front-end applications using React and Next.js 
• Write clean, maintainable, and well-tested production code 
• Diagnose and resolve complex system, performance, and reliability issues 

Data & AI Systems 

• Design and optimize data models using Django ORM / SQLAlchemy 
• Architect and maintain solutions using PostgreSQL and MongoDB 
• Integrate AI/ML models into production workflows supporting probabilistic reasoning, inference, and decision logic 
• Design APIs that support intelligent workflows, embeddings, and model-driven features 

Collaboration & Mentorship 

• Act as a technical mentor and force multiplier for senior and mid-level engineers 
• Partner with Product and clinical stakeholders to translate requirements into scalable technical solutions 
• Collaborate closely with DevOps to ensure reliable deployments, observability, and compliance readiness 

What We’re Looking For (Required)

• 10+ years of professional software engineering experience, including senior technical roles 
• Deep expertise in Python, with significant production experience using Django and/or FastAPI 
• Strong full-stack experience with React and Next.js 
• Proven track record designing and scaling complex, distributed systems 
• Advanced understanding of RESTful APIs, async processing, and service-oriented architectures 
• Extensive experience with PostgreSQL, MongoDB, and ORM-based data modeling 
• Hands-on experience integrating AI/ML-powered features into real-world production systems 
• Strong grounding in software architecture patterns, testing strategies, and system scalability 
• Comfortable working in fast-moving startup environments with high ownership and ambiguity 

Nice-to-Have 

• Experience with Neo4j or other graph databases to architect and optimize complex, highly connected datasets 
• Experience building software in regulated environments (healthcare, medical devices, fintech, etc.) 
• Familiarity with AWS, Docker, and Kubernetes 
• Experience with event-driven architectures, background jobs, or message queues 
• Prior experience helping scale an early-stage or growth-stage product 
• Exposure to probabilistic systems, Bayesian reasoning, or clinical decision support platforms