Senior Backend Engineer – AI/LLM Systems (Remote)

SmarterDx; United States; Remote; USD 190,000 - 230,000; Full time

Benefits offered by this job

Medical, Dental & Vision — leading保险

Remote-First Team

Unlimited PTO & 11 Holidays

401(k) with Fidelity match

Fast-moving, high-impact environment

Incredible teammates

Job summary

SmarterDx is seeking a backend-oriented Senior Software Engineer with applied AI experience to build the systems powering clinical AI products. You’ll join the intersection of backend engineering, machine learning, and product development to create production applications that combine traditional software with ML and LLM-driven capabilities.

You will design, implement, and scale backend services that integrate models, support secured data handling, and collaborate closely with Data Scientists

Qualifications

• 5+ years of software development experience with backend and cloud-based systems.
• Experience building LLM-powered applications deployed to production.
• Experience integrating models into larger software systems.
• Experience collaborating with Data Scientists, ML Engineers, or research teams.
• Experience designing APIs, services, data models, and asynchronous workflows.
• Experience working with Postgres or similar relational DB.
• Experience building cloud-native distributed systems.
• Strong reliability, testing, observability, and failure handling with probabilistic outputs.
• Experience in security-conscious environments.
• Excellent communication and cross-functional collaboration.

Responsibilities

• Design, build, and launch backend services that incorporate LLMs and ML models.
• Build production workflows around model inference, outputs, tools, and retrieval.
• Collaborate with Data Scientists to move models from exploration to production.
• Develop evaluation, observability, and feedback mechanisms for AI systems.
• Design systems to handle probabilistic model behavior gracefully.
• Work with clinical data formats, including documents and images.
• Collaborate with engineering, product, data science, and clinical teams.
• Improve backend architecture to scale SmarterDx applications.
• Protect patient privacy with secure data handling practices.
• Research and advocate for better AI techniques and architectures.
• Support SmarterDx applications and AI systems in production.

Skills

Backend engineering

Python

TypeScript

LLM-powered apps

API design

PostgreSQL

Cloud-native systems

Observability

Security-conscious

Communication

Collaboration

CS/Engineering degree or equivalent

Education

Bachelor’s or Master’s in CS/Engineering or related field

Tools

LangChain

Job description

SmarterDx is seeking a backend-oriented Senior Software Engineer with applied AI experience to build the systems powering clinical AI products. You’ll join the intersection of backend engineering, machine learning, and product development to create production applications that combine traditional software with ML and LLM-driven capabilities.

You will design, implement, and scale backend services that integrate models, support secured data handling, and collaborate closely with Data Scientists