Protocol Engineer

Velocity Talent; New York (NY); In loco; USD 120.000 - 300.000; Tempo pieno

Vantaggi offerti da questo lavoro

H-1B transfer support

Descrizione del lavoro

Zohorecruit in New York City is seeking a Protocol Engineer to own protocol-level smart contract systems powering production payments infrastructure and mainnet deployment. This onsite role emphasizes secure, scalable, and audited contracts with real value transfers in a dynamic fintech environment.

The candidate will drive design, implementation, testing, and auditing readiness of core contracts, leveraging DeFi primitives and rigorous security practices to mitigate adversarial risks.

Competenze

• Production Solidity/EVM smart contract development with contracts deployed to mainnet.
• Protocol-level ownership required beyond integration work.
• Strong grasp of smart contract security patterns, testing frameworks, and gas optimization.
• Experience with DeFi primitives, payments flows, or token standards.
• Ability to reason about adversarial conditions and economic attack surfaces.
• Verification of public code, audits, or deployed mainnet work will be part of the process.

Mansioni

• Design, build, and ship protocol-level smart contract systems powering production payments infrastructure.
• Own contract architecture, implementation, testing, auditing readiness, and mainnet deployment for systems that move real value.

Conoscenze

Solidity

EVM

Smart contract security

Gas optimization

DeFi primitives

Strumenti

Testing frameworks

Mainnet deployments

Descrizione del lavoro

New York, United States | Posted on 08/04/2026

Protocol Engineer for a New York City crypto payments infrastructure company. Onsite in NYC. One opening. Compensation $120,000-$300,000 plus equity, leveled L1-L4 by experience. Design, build, and ship protocol-level smart contract systems powering production payments infrastructure. Own contract architecture, implementation, testing, auditing readiness, and mainnet deployment for systems that move real value. Requirements: production Solidity/EVM smart contract development with contracts deployed to mainnet; protocol-level ownership rather than integration-only work; strong grasp of smart contract security patterns, testing frameworks, and gas optimization; experience with DeFi primitives, payments flows, or token standards; ability to reason about adversarial conditions and economic attack surfaces. Verification of public code, audits, or deployed mainnet work will be part of the process. H-1B transfer support available.