Senior Blockchain Platform Engineer — Cross-Chain

WiredCurrencies; New York, Northern (NY, KY); Hybrid; USD 190,000 - 255,000; Full time

Job summary

MoonPay in New York, NY is seeking a Senior Blockchain Platform Engineer to join the Software Engineering team on a hybrid, full-time basis. The role focuses on broadcasting transactions, wallet infrastructure, cross-chain systems, and reliability for crypto products, with a compensation range of $190,000 to $255,000.

The position requires production systems experience and live blockchain exposure, along with strong engineering fundamentals to ensure auditable and resilient services.

Qualifications

• Strong backend and platform engineering fundamentals.
• Production systems experience with real uptime requirements.
• Live blockchain network experience.
• Transaction lifecycle and failure recovery knowledge on at least one blockchain.
• Understanding of wallet infrastructure or custody systems, high-throughput or financial systems.
• Experience explaining a real production incident from start to finish.

Responsibilities

• Develop transaction broadcasting pipelines and lifecycle controls.
• Build wallet infrastructure and transaction automation.
• Improve monitoring, observability, reliability, and resilience.
• Design state machines and recovery strategies for failed steps.
• Support cross-chain and decentralized finance infrastructure.
• Participate in incident response and post-mortems.

Skills

Backend engineering

Platform engineering

Blockchain experience

Cross-chain infrastructure

Incident response

Reliability engineering

Tools

Ethereum

Bitcoin

Solana

ERC-20

SPL

Job description

MoonPay in New York, NY is seeking a Senior Blockchain Platform Engineer to join the Software Engineering team on a hybrid, full-time basis. The role focuses on broadcasting transactions, wallet infrastructure, cross-chain systems, and reliability for crypto products, with a compensation range of $190,000 to $255,000.

The position requires production systems experience and live blockchain exposure, along with strong engineering fundamentals to ensure auditable and resilient services.