What we are looking for?
Additive AI is seeking a Member of Technical Staff - Backend with 5+ years of experience. We are looking for an exceptional builder who desires outsized responsibility and impact, with a demonstrated history of thoughtful and pragmatic decision-making. This individual will be crucial in building the core systems that deploy our machine learning capabilities and driving architectural choices for Additive’s core services.
What will you be doing?
Additive AI, now part of Thomson Reuters, builds AI-powered tools that automate how tax and accounting firms process complex documents. Our platform uses advanced machine learning and generative AI to extract, structure, and validate data from tax forms with exceptional accuracy, helping firms reduce manual effort and focus on higher-value advisory work. Founded in San Francisco and acquired by Thomson Reuters in 2025, Additive combines startup speed with the reach and trust of a global leader. Together, we’re redefining how professionals in tax and accounting leverage AI to make better, faster, and more informed decisions.
Salary
$200,000 - $325,000
Location
San Francisco, California
Last stage
Seed
Investors
Dwight Crow
CEO and Co-Founder
Aaron Taylor
CTO and Co-Founder
No applications, no recruiter spam. Just the intro.
A few questions to make sure this role is the right shape for you. Two minutes.
I write the intro, send it to the founder, and handle the back-and-forth.
If they’re a yes, I book the chat. You show up — that’s the whole job-hunt.