Sr. Engineering Manager

The role

You will be a hands-on player-coach managing a team of 4-6 engineers. You will contribute to technical design, implementation, and debugging while developing engineers and connecting engineering decisions to customer outcomes.

What you will do

• Contribute to technical design, implementation, debugging, testing, and release work.
• Stay fluent in the codebase and solve high-leverage technical problems.
• Guide effective AI-driven development throughout the development lifecycle.
• Develop engineers by setting expectations, giving feedback, and coaching judgment.
• Establish and refine evaluation signals for product development and release decisions.
• Turn production failures and customer feedback into test cases and datasets.
• Define ownership, milestones, and operating rhythms.
• Understand tax professional workflows and make product calls.
• Own hiring, candidate assessment, closing, onboarding, and interviewer calibration.

Required qualifications

• Written meaningful production software within recent years.
• Can review a design, read a pull request, debug a difficult issue, and hold a technical debate with a senior engineer.
• Directly managed experienced engineers while continuing to contribute technically.
• Track record of improving individual growth and team output.
• Shipped customer-facing, eval-driven products.
• Experience connecting engineering decisions to adoption, trust, revenue, or operational outcomes.
• Strong product and customer judgment.
• Experience operating with startup urgency.
• Experience navigating stakeholders, governance, security, and dependencies of a larger enterprise.

Nice to have

• Experience with Python
• Experience with TypeScript
• Experience with cloud infrastructure
• Experience with agentic or retrieval-based systems
• Experience with document AI
• Experience with tax technology
• Experience with enterprise data products

Benefits

• Additive can cover relocation costs for moving to the San Francisco area

About the company

Additive builds AI-powered tools for tax professionals. As part of Thomson Reuters, the company pairs startup speed with deep tax expertise.