Responsibilities

• Build and maintain multi-chain integrations across Ethereum, Bitcoin, TRON, and Polygon.
• Develop and deploy smart contracts with a focus on security and reliability.
• Implement wallet infrastructure, key management, and transaction signing flows.
• Integrate with blockchain nodes and third‑party APIs including RPCs, block explorers, oracles.
• Develop payment processing pipelines including invoicing, matching, and settlement.
• Build robust transaction monitoring, status tracking, and reconciliation systems.
• Implement webhook delivery systems and merchant‑facing APIs.
• Optimise for performance, reliability, and 99.9 uptime.
• Implement security best practices across wallet flows and transaction handling.
• Support KYC, AML, PCI‑DSS compliance requirements within the engineering layer.
• Contribute to audit trails, logging, and regulatory reporting systems.
• Participa...