USD per year
ABOUT SPHERE
Every breakthrough in trade infrastructure has followed the same pattern: reduce a transaction cost, expand the market. Containerization for goods. SWIFT for money. Stripe for payments. Compliance is one of the last and largest 6 and the hardest, because trade rules aren't data to be looked up. They're a complex adaptive system with 190+ sovereign jurisdictions, in different languages, changing constantly, reacting to each other. Sphere built the system that solves it. Our AI (TRAM) ingests global trade law, interprets it, resolves conflicts across jurisdictions, and produces compliance determinations more reliable than human experts. We handle the entire lifecycle 6 calculation, registration, filing, remittance 6 at millisecond latency with zero downtime. Backed by a16z and YC. $21M Series A, 30%+ month-over-month growth, customers include ElevenLabs, Replit, Deel, Runway, and Lovable. Small team, global surface area. Everyone owns a domain that would be a full team at a larger company. San Francisco, five days in office. The problem keeps compounding. Expanding into input tax, withholding, e-invoicing, tariffs 6 each multiplies the complexity. Tens of millions of transactions today, billions ahead.
THE ROLE
We are seeking a highly experienced tax professional to serve as the bridge between tax domain expertise and AI/engineering teams. This role will oversee the development and validation of our AI-driven tax engine, TRAM, by guiding research teams, refining tax logic, and ensuring the system produces accurate, defensible outcomes. You will play a critical role in shaping how tax knowledge is structured, interpreted, and deployed within an AI system 6ultimately influencing the future of automated tax compliance.
WHAT YOU'LL DO
Within days:
- Serve as the internal subject matter expert across indirect taxes (sales tax, VAT, GST)
- Act as the primary liaison between Tax, Engineering, and Product teams
- Contribute to taxonomy design for tax data
- Provide expert feedback on TRAM generated determinations and monitoring results
Within months:
- Manage and oversee team of TRAM trainers who will collect ongoing expert feedback that will be used to finetune TRAM and build on Sphere9s data moat
- Partner with product leadership to define roadmap priorities for TRAM (including sourcing,...
Sphere is an AI-native tax engine providing end-to-end compliance automation for sales tax, VAT, and GST globally. It integrates with billing stacks and payroll providers to automate tax registration, calculation, filing, and remittance with expert support.
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