Lead Software Engineer – Python/React

Lead Product Engineer (Full Stack), Materia AI

This role is heavily backend focused (roughly 70% backend / 30% frontend). We are specifically looking for engineers who have built and shipped real products end‑to‑end, not just contributed small features within large organizations.

About the Role

As a Lead Product Engineer, you will design and build the backend services and APIs that power AI‑driven accounting workflows, and contribute across the full stack to rapidly iterate on features, drive user engagement, and optimize outcomes through data‑driven experimentation. The position is backend‑leaning full‑stack with a primary focus on scalable backend services and APIs for customer‑facing product features.

Responsibilities

• Design, build, and maintain backend services powering generative AI products such as Conversations, Accounting Research, Ready to Advise, and Workspaces.
• Develop robust back...