Startups · AI

Head of Finance

Braintrust · San Francisco · On-site

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About Braintrust

Ship quality agents at scale. Braintrust is the AI observability platform for tracing production, running evals, and catching regressions before they reach users. Backed by Greylock, a16z and ICONIQ.

About the role

As the Head of Finance, you will build and lead Braintrust’s finance function from the ground up. You’ll sit at the center of our most critical decisions, owning planning, stress-testing bets, and partnering directly with our leadership team to allocate capital against our biggest opportunities.

What they're looking for

  • Experience: 8-12+ years of progressive finance experience in Strategic Finance, FP&A, Corporate Finance, or Investment Banking, ideally within a high-growth B2B SaaS or AI technology company
  • Leadership: Proven track record of building or leading a finance function, with the ability to operate both strategically and hands-on in an early-stage or scaling environment
  • Analytical Rigor: Deep expertise in financial modeling, long-range planning, and capital allocation. You can build from scratch, stress-test assumptions, and translate complex data into clear strategic insight
  • Business Acumen: A strategic and business-minded perspective, capable of balancing financial rigor with bold, long-term thinking. Familiarity with ARR-based business metrics and subscription economics
  • Communication: Excellent written and verbal communication skills, with the ability to distill complex financial topics into clear, compelling narratives for executives, the Board, and investors
  • Execution: High ownership mentality. You take initiative, drive projects to completion, and hold yourself to a high bar. You can take ambiguous business needs and turn them into structured, executable plans
More about this role

Braintrust is the agent observability platform. By actively applying intelligence to agent traces and automatically surfacing the most critical patterns, Braintrust gives teams the visibility to understand how agents behave in production and the tools to improve them.

Teams at Notion, Stripe, Box, OpenAI, and Cloudflare use Braintrust to trace their agents, find the issues in their observability data, and run evals that tell them how to improve.

As the Head of Finance, you will build and lead Braintrust’s finance function from the ground up. You’ll sit at the center of our most critical decisions, owning planning, stress-testing bets, and partnering directly with our leadership team to allocate capital against our biggest opportunities.

You’ll play a critical role in how Braintrust scales. In the early stages, this is a hands-on role where you will build financial models, manage forecasting, and establish operational discipline. Over time, you will define our strategic finance function, build repeatable processes, and scale a high-performing team.

You’ll partner closely with GTM, Marketing, Engineering, and Operations to ensure decisions are grounded in sound economic principles...

Read the full posting on Braintrust's site ↗

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