Senior Protocol Engineer – Lead Smart-Contract Release

Cielo; New York (NY); Presencial; USD 180.000 - 260.000; Jornada completa

Descripción de la vacante

Quant is building the New York team to advance its on-chain money infrastructure. We are seeking a Senior Protocol Engineer to own major workstreams in the smart-contract release train and guide engineers through implementation.

You will design and build components for the TD Coin, Settlement Orchestrator, Fiat Relay, and related systems, maintain the Fusion upstream diff against Optimism, and participate in on-call rotations and incident bridges.

Formación

• 5+ years in blockchain/DLT, smart-contract engineering or backend distributed systems.
• Strong Solidity/EVM and integration skills.
• Experience with rollup/upstream-diff maintenance (Optimism stack or comparable) an advantage.
• Comfort carrying production on-call responsibility.

Responsabilidades

• Design and build components within the smart-contract release train.
• Contribute to maintaining and testing the Fusion-specific upstream diff against Optimism.
• Guide Protocol Engineers through implementation and review their work.
• Carry the on-call escalation rotation and join incident bridges for protocol-behavior issues.
• Support external audit preparation and remediation for assigned components.

Conocimientos

Blockchain engineering

Solidity/EVM

On-chain systems

On-call support

System design

Herramientas

Optimism

Descripción del empleo

Quant is building the New York team to advance its on-chain money infrastructure. We are seeking a Senior Protocol Engineer to own major workstreams in the smart-contract release train and guide engineers through implementation.

You will design and build components for the TD Coin, Settlement Orchestrator, Fiat Relay, and related systems, maintain the Fusion upstream diff against Optimism, and participate in on-call rotations and incident bridges.