Web3 Wallet Security

Moledao

$80-200K[Annually]
Remote5-10 Yrs ExpBachelorFull-time
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Remote Details

Open CountryCanada | Malaysia | Singapore | Taiwan | Thailand | United States

Language RequirementsEnglish | Chinese

This remote job is open to candidates in specific countries. Please confirm if you want to continue despite potential location restrictions

Job Description

Remote.

Base: Singapore, Malaysia, Abu Dhabi


Job Responsibility

  • Design, implement, and maintain security solution and architectures for Web3 protocols (e.g., blockchain, smart contracts) and cryptocurrency wallets (custodial/non-custodial).
  • Conduct security assessments, penetration testing, and vulnerability audits of Web3 infrastructure, smart contracts (Solidity/Vyper), and wallet applications (web/mobile/desktop).
  • Collaborate with blockchain developers to integrate secure coding practices and implement encryption standards for asset protection.
  • Respond to security incidents related to Web3 ecosystems, including forensic analysis and post-incident remediation.
  • Research emerging Web3 security threats, zero-day vulnerabilities, and industry best practices to enhance defense mechanisms.

Job Requirements


  • Proficiency in Web3 technologies: blockchain fundamentals (Ethereum, Solana, etc.), smart contract development (Solidity), and wallet infrastructure (BIP-39, BIP-44, MetaMask SDK).
  • Strong background in application security, with experience in penetration testing (OWASP Top 10, Web3-specific vulnerabilities).
  • Knowledge of cryptography: public/private key management, hash functions, digital signatures, and secure multi-party computation (SMPC).
  • Experience with secure coding practices for Web3 applications and cross-chain interoperability security.
  • Excellent problem-solving skills and ability to work in fast-paced, decentralized environments.
  • Bachelor’s degree in Computer Science, Cybersecurity, or related field


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Dorothy Mole

HR OfficerMoledao

Reply 6 Times Today

Posted on 25 December 2025

Moledao

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