Blockchain Security Expert - Security Audit Track

Role overview Deliver security assessments for blockchain applications and infrastructure, including smart contracts, protocols, decentralized applications, and Layer 1, 2, and 3 systems. The work spans manual code review, threat modeling, testing, and communicating findings to internal teams and clients.

Responsibilities - Conduct security reviews, audits, verification, testing, and consulting for blockchain systems. - Manually inspect code for vulnerabilities, logical errors, economic attacks, and unusual edge cases. - Develop threat models that account for technical, economic, operational, and trust-related risks. - Design and run security tests, including property-based testing and gas analysis.

Requirements - Bachelor’s degree in security, computer science, mathematics, physics, engineering, or a related listed field. - Specialist-level cybersecurity and security auditing knowledge. - Ability to build and deploy smart contracts or blockchain infrastructure and write tests using relevant frameworks. - Familiarity with common attack patterns such as reentrancy, sandwich attacks, and arithmetic overflows or underflows. - Ability to manage competing priorities and deadlines. - Clear verbal and written English communication with clients and colleagues.

Nice to have - Hands-on security auditing experience.

Benefits and work setup The role offers a flexible work environment and collaboration with security researchers, technologists, and institutions. For roles performed in the US, the stated target annual compensation is $120,000–$180,000, depending on qualifications and experience. Full-time benefits include medical, vision, and dental coverage; retirement plan matching; insurance; health and dependent-care accounts; and flexible paid time off and holidays.