Staff AI Platform Engineer: Scale AI Workflows

Thomson Reuters; Eagan (MN); Hybrid; USD 127,000 - 237,000; Full time

Benefits offered by this job

Hybrid Work Model

Flexible vacation

Mental Health Days

Tuition Reimbursement

Employee Stock Purchase Plan

Job summary

Thomson Reuters is building the AI platform that will power the next decade of tax, accounting and audit products, including CoCounsel Audit. As a Lead Software Engineer (Staff Engineer), you will own core backend and AI orchestration systems that turn frontier models into reliable, production‑grade workflows at scale.

This role is for the CoCounsel for Audit team, formed from the recent acquisition of Materia.

Qualifications

• Bachelor’s degree in computer science, Computer Engineering, or equivalent experience.
• 5-7+ years of experience in full-stack development, building scalable cloud-based applications, web services, APIs and AI-driven products.
• Deep Python expertise with production systems using FastAPI and PostgreSQL, and AWS or other cloud providers.
• Strong background in distributed systems: data modeling, API contracts, observability, resilience patterns, and performance tuning under load.
• Proven track record leading large, complex projects end-to-end: architecture, execution, rollout, operation.
• Excellent communication skills and ability to partner with product, design, and ML teams in a fast-moving environment.
• Demonstrated interest in AI systems: LLMs, agents, retrieval, or similar.

Responsibilities

• Provide technical leadership across AI, product, and infra initiatives.
• Mentor senior and mid-level engineers to raise bar on design and code quality.
• Collaborate with AI/ML engineers, researchers, designers, and PMs to translate improvements into reliable workflows.
• Shape the team roadmap, technical strategy, and engineering culture from experimentation to rollout.

Skills

Python

FastAPI

PostgreSQL

AWS

Distributed systems

Leadership

AI collaboration

Education

Bachelor’s degree in CS/CE or equivalent

Tools

OpenAI API

Anthropic API

Vector databases

Git

AWS services

Job description

Thomson Reuters is building the AI platform that will power the next decade of tax, accounting and audit products, including CoCounsel Audit. As a Lead Software Engineer (Staff Engineer), you will own core backend and AI orchestration systems that turn frontier models into reliable, production‑grade workflows at scale.

This role is for the CoCounsel for Audit team, formed from the recent acquisition of Materia.