Remote Senior Blockchain Engineer

Description:

• Design and operate secure blockchain systems for customer assets.
• Lead custody architecture, integrations, and migrations while ensuring security and transaction continuity.
• Develop and maintain production-grade smart contracts and DEX integrations.
• Build multi-chain transaction infrastructure across various networks.
• Establish practices for observability, incident response, and operational security.

Requirements:

• Strong software engineering experience in financial services or digital assets.
• Hands-on experience with RPC integrations, node operations, and custody systems.
• Experience with on-premises custody infrastructure using HSMs.
• Knowledge of key lifecycle management and cryptographic signing.
• Production experience with EVM-compatible and non-EVM networks, including Solana.
• Strong Solidity knowledge; Rust or Solana experience is a plus.
• Understanding of node synchronization and transaction models.
• Ability to manage complex, security-sensitive projects independently.

Benefits:

• Opportunity to work on transformative financial technology.
• Be part of a rapidly scaling company backed by significant investment.