Lead Backend-First Full-Stack Product Engineer

Thomson Reuters; New York (NY); On-site; USD 136,000 - 253,000; Full time

Job summary

Thomson Reuters — Materia AI is seeking a Lead Product Engineer (Full Stack) to drive backend-driven features powering AI-enabled accounting workflows. The role balances strong Python backend work with meaningful frontend contributions, delivering end-to-end product systems for professionals.

You will own multi-month backend initiatives, design robust APIs, collaborate with product and design teams, and ship production-ready features across the stack.

Qualifications

• Hands-on ownership building production products end-to-end.
• Backend depth in Python (FastAPI/Django) and APIs.
• Experience designing scalable distributed systems.

Responsibilities

• Design, build, and maintain the backend services powering AI products.
• Own complex, multi-month projects from ideation to rollout.
• Contribute to frontend with React/Next.js when needed.
• Lead backend-driven projects and mentor engineers.
• Ensure API design, scalability, and performance.

Skills

Python backend

Distributed systems

Product mindset

Customer-facing features

React

TypeScript

Startup experience

End-to-end ownership

Frontend contribution

Job description

Thomson Reuters — Materia AI is seeking a Lead Product Engineer (Full Stack) to drive backend-driven features powering AI-enabled accounting workflows. The role balances strong Python backend work with meaningful frontend contributions, delivering end-to-end product systems for professionals.

You will own multi-month backend initiatives, design robust APIs, collaborate with product and design teams, and ship production-ready features across the stack.