HomeCandidateYusuf – Smart Contract Security Engineer (DeFi)

Yusuf – Smart Contract Security Engineer (DeFi)

Yusuf – Smart Contract Security Engineer (DeFi)

Title :

Yusuf – Smart Contract Security Engineer (DeFi)

Salary :

$155,000

Location :

South Africa

Experience :

6 years

Summary :

Security engineer auditing lending, staking, and derivatives DeFi protocols. Known for deep manual reviews and gas audits.

Skills:

  • Solidity Auditing

  • Liquidation Risk Analysis

  • Vault Logic Reviews

  • Attack Surface Simulation

Experience:

  • Embedded with protocol teams to audit core vaults and strategy swaps

  • Participated in DeFi-focused C4 contests and private audit calls

Achievements:

  • Found liquidation loop bug in derivatives protocol pre-mainnet

  • Reduced gas cost on nested strategy contracts by 28%

  • Created internal diff tooling to track contract iterations post-review

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