Senior AI Product Engineer, Fullstack

Arize AI is an AI & Agent Engineering observability and evaluation platform. We’re a Series C company with $135M+ funding and 150+ enterprise customers.

AI is transforming the world. As generative AI grows, Arize helps teams ship reliable agents. Join us to build scalable services and intuitive frontend experiences that enable AI monitoring and debugging.

The Fullstack Engineering team builds distributed services and frontend applications, primarily using Type Script, Python, and Go, to provide visualization and monitoring across the stack.

• Write maintainable, scalable code across front‑end and back‑end, mainly in Type Script and React, with opportunities in Python and Go.
• Design and build customer‑facing APIs and domain models for ML and LLM workflows.
• Build reusable React components used throughout the application.
• Research and implement visualization & dimensionality‑reduction algorithms in distributed settings.
• Collaborate with product, design, and customer engineering to expand product offerings.
• Contribute to in‑house AI agents initiatives.
• Lead architectural decisions for new features with cross‑functional teams.
• Participate in design & code reviews and technical documentation.

• 5+ years of frontend experience, preferably in React and Type Script.
• Experience debugging complex systems in a team environment.
• Enthusiasm for AI/LLM ecosystem and continuous learning.
  
  Built and operated highly complex, high‑volume SaaS platforms.
• Strong product ownership and ability to push features to launch.
• Passion for beautiful UX design with end users in mind.
• Team player who supports colleagues as core part of the job.

• Graph
  
  QL or similar API technology.
• ML, analytics, data science or data visualization products.
• Machine Learning and/or Data Science knowledge.
• Experience with large language models or developing AI products.

Estimated salary $125,000 – $225,000 plus competitive equity and benefits: medical, dental, vision, 401(k), unlimited paid time off, generous parental leave, mental health support.

Remote‑first. Offices in New York City and the San Francisco Bay Area are optional for those who wish to work in‑person. All other employees receive a WFH monthly stipend for co‑working spaces.

Arize AI is an equal opportunity employer. We do not discriminate on the basis of any protected group status under any applicable law.