fun.xyz

Build the smart contracts and cross-chain protocols powering Fun’s Web3 payments infrastructure. You’ll solve challenging blockchain and DeFi problems across multiple ecosystems while helping secure millions of transactions.

Build the core blockchain infrastructure powering consumer fintech and Web3 payments. You’ll design secure smart contracts, protocol integrations, and cross-chain systems across multiple blockchain ecosystems.

Build and scale full-stack SDK software powering crypto Checkout across web2 and web3 environments. You’ll shape product experiences and infrastructure for seamless blockchain-based payments.

Build the backend infrastructure powering Fun’s Web3 payments platform, including payment routing, settlement, and transaction services across chains and providers. You’ll work on high-performance systems that make blockchain-based financial applications easier and more reliable to use.

Build the backend infrastructure powering Fun’s consumer-facing Web3 payments platform, including payment routing, settlement, and transaction services. This in-office NYC role offers scope across mid, senior, staff, and principal levels.

Build and scale SDK software powering seamless crypto Checkout experiences across web2 and web3. This product-focused engineering role spans the stack and combines high-performance systems with thoughtful user experience.