Lead/Principle Backend Engineer (Stablecoin Payments)
Posted Updated 4
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Description
About the role
We are looking for a hands-on Lead/Principal Engineer to own the technical direction of our money-movement core: wallets, deposits, payouts, settlement and balances. You will lead our move to a double-entry ledger, raise the reliability bar on the money path, and mentor a strong backend team, while still shipping code every week. Responsibilities
Own the architecture of our crypto payment gateway: checkout and payment pages, payment links, webhooks and merchant APIs Architect and evolve stablecoin/crypto deposit, payout, refund and settlement flows Lead the migration from counter-based balances to a ledger, with zero financial drift Design resilient integrations with custody and liquidity providers Define HLDs and review LLDs Set standards for API design, idempotency, webhooks, testing and observability Mentor engineers and partner with Product, Compliance and Finance Ops
Requirements
8+ years in backend engineering, 3+ leading technical direction in payments, fintech, exchange or custody Deep Node.js or Go experience in large, long-lived codebases Experience building or operating a payment gateway or PSP (checkout, payment status lifecycle, refunds, merchant webhooks) Track record as a software architect, or leading architecture and system design for production platforms Strong PostgreSQL: transactions, concurrency, safe migrations, performance tuning Proven design of idempotent, auditable money-movement and reconciliation systems Experience integrating third-party financial or custody APIs and signed webhooks Strong security mindset and clear written communication
Nice to have
Rust or Go, or double-entry ledger experience Hands-on blockchain knowledge: UTXO and account-based chains, confirmations, fees, stablecoins on EVM, Tron or Solana AWS, Docker, OpenTelemetry, Prometheus, gRPC
Our stack
TypeScript, PostgreSQL, REST / gRPC / WebSocket, AWS, Docker, Redis, NATS, OpenTelemetry, Ledger services. Why join us
Own a high-impact domain in a regulated, growing crypto payments business Work on real problems: ledgers, multi-chain settlement, card-network and exchange integrations
We are looking for a hands-on Lead/Principal Engineer to own the technical direction of our money-movement core: wallets, deposits, payouts, settlement and balances. You will lead our move to a double-entry ledger, raise the reliability bar on the money path, and mentor a strong backend team, while still shipping code every week. Responsibilities
Own the architecture of our crypto payment gateway: checkout and payment pages, payment links, webhooks and merchant APIs Architect and evolve stablecoin/crypto deposit, payout, refund and settlement flows Lead the migration from counter-based balances to a ledger, with zero financial drift Design resilient integrations with custody and liquidity providers Define HLDs and review LLDs Set standards for API design, idempotency, webhooks, testing and observability Mentor engineers and partner with Product, Compliance and Finance Ops
Requirements
8+ years in backend engineering, 3+ leading technical direction in payments, fintech, exchange or custody Deep Node.js or Go experience in large, long-lived codebases Experience building or operating a payment gateway or PSP (checkout, payment status lifecycle, refunds, merchant webhooks) Track record as a software architect, or leading architecture and system design for production platforms Strong PostgreSQL: transactions, concurrency, safe migrations, performance tuning Proven design of idempotent, auditable money-movement and reconciliation systems Experience integrating third-party financial or custody APIs and signed webhooks Strong security mindset and clear written communication
Nice to have
Rust or Go, or double-entry ledger experience Hands-on blockchain knowledge: UTXO and account-based chains, confirmations, fees, stablecoins on EVM, Tron or Solana AWS, Docker, OpenTelemetry, Prometheus, gRPC
Our stack
TypeScript, PostgreSQL, REST / gRPC / WebSocket, AWS, Docker, Redis, NATS, OpenTelemetry, Ledger services. Why join us
Own a high-impact domain in a regulated, growing crypto payments business Work on real problems: ledgers, multi-chain settlement, card-network and exchange integrations