Technical Co-Founder / Founding Engineer 2.0% – 5.0% equity
Core
Build a production-ready fantasy sports marketplace where users buy positions in player performance based on implied probability.
Role type
Founding full-stack engineer (fintech/sports data)
Builds
Mobile-first responsive web app for real-money and token-based fantasy sports betting (via careerplan.io/jobs/4562655-technical-co-founder-founding-engineer-20-50-equity-at-vettor)
Domain
Fintech, sports data, real-time marketplaces
Required skills
Full-stack engineering, React/Next.js/TypeScript, Node.js/Python, PostgreSQL, API integrations, Payments/wallets/ledgers, Independent product ownership, Architecture design
Preferred skills
Fintech/transaction systems experience, Sports data integration, Real-time systems, AI development tools
Responsibilities
Design technical architecture, build frontend/backend/database, implement wallet/ledger/settlement logic, integrate Pay with SOAP, manage deployment/infrastructure, define technical roadmap
Seniority
Founding, hands-on IC
