Product Security Engineer – DeFi
FalconX
full-time
Posted on:
Location Type: Hybrid
Location: New York City • California, New York • 🇺🇸 United States
Visit company websiteSalary
💰 $179,000 - $210,000 per year
Job Level
Mid-LevelSenior
Tech Stack
FlashOracleSolidity
About the role
- Review DeFi strategies, protocol designs, and smart contracts for security risks and failure modes.
- Evaluate markets-related activities (e.g., liquidity provision, governance, cross-protocol integrations) for systemic vulnerabilities.
- Provide secure design input for new features and applications.
- Identify and mitigate threats including reentrancy, oracle manipulation, flash loan exploits, MEV, and governance exploits.
- Partner with the security team to advance application security initiatives:
- Collaborate with external auditors and internal stakeholders to validate findings and track remediation.
Requirements
- 4+ years in application/product security, with strong exposure to DeFi protocols and markets.
- Expertise in smart contract security (Solidity, EVM internals, known attack classes).
- Experience with threat modeling and secure design reviews.
- Familiarity with DeFi primitives (AMMs, lending, oracles, governance, bridges).
- Understanding of cryptography, key management, and wallet security.
- Strong ability to articulate risks and propose secure alternatives.
Benefits
- competitive benefits package
- performance linked bonus
- equity
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard skills
smart contract securitySolidityEVM internalsthreat modelingsecure design reviewscryptographykey managementwallet securityDeFi primitivescross-protocol integrations
Soft skills
articulate riskspropose secure alternatives