Senior Engineering Manager — Hands-on AI Tax Tech Lead

Additive-Ai; San Francisco (CA); On-site; USD 180,000 - 260,000; Full time

Job summary

Additive is hiring a Senior Engineering Manager to be a hands-on player-coach for one of our engineering teams in downtown San Francisco, five days a week. You will directly manage 4-6 engineers, growing to 10-12, while remaining an active technical contributor.

You will be close to the code during the first months to build context and credibility. Your role emphasizes raising the technical and product bar, developing engineers and future leaders, and moving quickly without becoming the

Qualifications

• Written meaningful production software in recent years.
• Directly managed experienced engineers while continuing to contribute technically.
• Shipped customer-facing, eval-driven products with measurable outcomes.
• Experience balancing startup urgency with governance of a larger organization.

Responsibilities

• Build and ship by contributing to technical design, implementation, testing, and release.
• Develop exceptional engineers through coaching, feedback, and growth opportunities.
• Make evals part of product development and tie signals to decisions.
• Turn strategy into owned outcomes with clear milestones and ownership.
• Stay close to customers and product to inform decisions.
• Grow a high-talent-density team with thoughtful hiring and onboarding.

Skills

Hands-on leadership

Engineering management

Customer-facing delivery

Product judgment

Startup-to-enterprise navigation

Tools

Python

TypeScript

Cloud infrastructure

Job description

Additive is hiring a Senior Engineering Manager to be a hands-on player-coach for one of our engineering teams in downtown San Francisco, five days a week. You will directly manage 4-6 engineers, growing to 10-12, while remaining an active technical contributor.

You will be close to the code during the first months to build context and credibility. Your role emphasizes raising the technical and product bar, developing engineers and future leaders, and moving quickly without becoming the