payments backend engineer for stablecoin payments

Ihsan Pay is building a self-custodial stablecoin payment system designed to feel as simple and familiar as a modern bank account. Integrated into the Ihsan messenger, it enables users to hold stablecoins and PAXG, transfer and receive money, accept merchant payments, convert between fiat and crypto, and spend through a stablecoin-connected Visa debit card.

• Build secure and scalable backend payment services
• Integrate wallet, blockchain, KYC, on-ramp, and card providers
• Ensure Ihsan Pay cannot independently access users’ self-custodial funds
• Build a financial ledger
• Design reliable transaction-status and reconciliation systems
• Establish security standards and review payment-related code

• Experience in fintech or stablecoin payments
• Experience building or integrating blockchain wallets and transactions
• Experience with payment APIs, webhooks, idempotency, and reconciliation
• Strong understanding of private-key security, transaction signing, and wallet recovery
• Ability to make architectural decisions
• Clear communication and strong technical documentation
• A security-first approach to financial infrastructure
• Candidates whose blockchain experience is primarily in token creation, NFT projects, trading bots, experimental smart contracts, or DeFi projects without production payment experience are unlikely to be suitable
• Будет плюсом: experience building financial ledgers, experience with Privy, Persona, Rain, or Bridge, experience with stablecoin payment products, experience with Solana, experience with Go, TypeScript, or a comparable language, experience integrating on/off-ramps, card issuers, or payment processors, experience with QR payments or merchant checkout systems, experience building consumer fintech, wallets, remittance, or neobanking products, experience taking a payment product from prototype to production

• Competitive compensation and meaningful long-term equity participation
• Flexible hours
• Token compensation