Senior Fullstack Engineer, Payments
Alt(6 days ago)
About this role
Alt is revolutionizing the trading-card market by providing a platform for buying, selling, vaulting, and financing collectible cards. The company is focused on building a scalable financial engine that handles payments, lending, and financial integrity for its marketplace.
Required Skills
- Python
- Postgres
- AWS
- React
- TypeScript
- Ledger
- Payment Processing
- Lending
- Relational Database
- Distributed Systems
Qualifications
- 5+ years experience in backend systems
- Fintech or Payments experience
- Database mastery in SQL and relational design
- Fullstack ownership experience
About Alt
alt.xyzAlt is a digital marketplace for authenticated, investment‑grade trading cards that helps collectors and investors buy, sell, and mint assets. The platform pairs transaction services (including auctions and listings) with industry‑leading research tools, market‑trend analytics, and portfolio features to support data‑driven decisions. Users can manage their collections, list cards for sale or auction, and access authentication and market data through the Alt app.
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