Full-Stack AI Engineer for Clinical Diagnostics Platform

Polymer; Palo Alto (CA); Hybrid; USD 140,000 - 180,000; Full time

Job summary

Valar Labs is a fast-growing AI diagnostics startup redefining oncology and urology with AI-powered diagnostics. Software Engineers build and run products that bring clinical-grade AI to oncologists worldwide, and support the agentic systems behind them.

Key responsibilities include building agentic pipelines, designing safe evals, creating clinician-facing portals, and optimizing production environments to serve thousands of patients, all within a HIPAA-compliant workflow.

Qualifications

• Bachelor’s degree in Computer Science or equivalent practical experience.
• Strong full stack fundamentals in JavaScript, React and Node.
• Experience with Docker, AWS and production deployments.
• Daily fluency with agentic coding tools such as Claude Code and Codex, and judgment about where they help.
• 2+ years of software engineering experience; exceptional new grads welcome.
• (Optional) Experience building LLM powered products or working in healthcare.

Responsibilities

• Build agentic AI pipelines that automate clinical and operational workflows
• Design the evals and guardrails that make agent driven work trustworthy in a clinical setting
• Build our clinician facing portal used daily by oncologists, pathologists and care teams
• Develop and optimize production environments running AI models to serve thousands of patients
• Ship full stack features in a fast-paced daily cadence from prototype to production in a HIPAA environment

Skills

JavaScript

React

Node.js

Docker

AWS

Claude Code

Codex

Education

Bachelor’s degree in Computer Science or equivalent practical experience

Tools

Docker

AWS

Job description

Valar Labs is a well funded, fast-growing AI diagnostics startup backed by leading VCs revolutionizing oncology and urology through cutting-edge technology and innovation. We are dedicated to improving patient outcomes through the development and deployment of novel AI-driven diagnostics to reduce treatment uncertainty for oncologists and patients. Our team comprises accomplished researchers, and passionate individuals committed to shaping the future of healthcare.

Software Engineers at Valar Labs build and run the products that put clinical grade AI in front of oncologists worldwide, and the agentic systems behind them.

Key Responsibilities:

• Build agentic AI pipelines that automate clinical and operational workflows

• Design the evals and guardrails that make agent driven work trustworthy in a clinical setting

• Build our clinician facing portal used daily by oncologists, pathologists and care teams

• Develop and optimize production environments running AI models to serve thousands of patients

• Ship full stack features in a fast-paced daily cadence from prototype to production in a HIPAA environment

Qualifications:

• Bachelor’s degree in Computer Science or equivalent practical experience.

• Strong full stack fundamentals in JavaScript, React and Node

• Experience with Docker, AWS and production deployments

• Daily fluency with agentic coding tools such as Claude Code and Codex, and judgment about where they help

• 2+ years of software engineering experience; exceptional new grads welcome

• (Optional) Experience building LLM powered products or working in healthcare