engineering
Posted Sep 15, 2025Founding Product Engineer
at Sphere
On-site
Requirements
- Our AI (TRAM) ingests global trade law, interprets it, resolves conflicts across jurisdictions, and produces compliance determinations more reliable than human experts.
- experience with React. Our entire front end is built in react. - Strong experience with Figma.
- Experience working with large volumes of transaction data. You’ll be getting very familiar with it! -
- Experience in Python and Django. Our core application backend and data pipeline services are built with Python and Django -
- Experience using tools like PostHog and Sentry WHO YOU ARE You'll thrive here if: - You're a Dog.
Benefits
- We handle the entire lifecycle — calculation, registration, filing, remittance — 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.
- San Francisco, five days in office. - The problem keeps compounding.Expanding into input tax, withholding, e-invoicing, tariffs — each multiplies the complexity.
- They’ll be working directly with customers, our design and eng team as well as our CEO / Founder to bring Sphere’s product vision of making the world one market to life.
Additional details
- ABOUT SPHERE Every breakthrough in trade infrastructure has followed the same pattern: reduce a transaction cost, expand the market.
- Compliance is one of the last and largest — 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.
- Everyone owns a domain that would be a full team at a larger company.
- Tens of millions of transactions today, billions ahead.
- THE ROLE CX has an unusually high important in a product like Sphere.
- Trust is of utmost importance when handling a company's payments and tax obligations.
- As a result, every user experience, modal, button, export needs to be flawless (would you trust Stripe with your payments if it was full of bugs and inconsistencies?).
- WHAT YOU'LL DO Within weeks: - Work / listen to many of our customers on what their main pain points are and prioritize lowest hanging fruit features that can help solve their problems - Collaborate extensively with design on bringing those features to life - Executing and shipping features, end-to-end, on a daily basis - Doing customer support where necessary to understand our customers and how they think as much as possible Within months: - Own Sphere's CX and make it unique - Own feature / product
- In order to collaborate efficiently with design. - Customer obsession.