Audit Solidity smart contracts and blockchain projects for vulnerabilities, architectural flaws, and security risks. Produce actionable reports, collaborate with developers and stakeholders on remediation, and mentor engineers on security best practices. The role requires expertise in Solidity, EVM, blockchain development, testing, Hardhat or Geth, fuzzing, and formal verification, with opportunities to work on DeFi protocols and high-value assets.
Hexens.io is looking for a Senior Security Researcher to join their team. Hexens.io is a company that provides state-of-the-art cybersecurity services with an essential focus on blockchain. The company solves sophisticated issues for customers with codes containing multimillion assets.
Remote Availability: CIS, Europe, United Arab Emirates
Job responsibilities:
- Review smart contracts and analyze security measures
- Audit smart contracts following the highest security industry standards
- Mentor and educate engineers internally on the security best practices
- You are security-minded and aware of the pitfalls of EVM code and vulnerable flows
- Review code (primarily solidity smart contracts) of blockchain projects
- Work to identify vulnerabilities, design and architectural flaws, quality improvement, and ways to mitigate future risk
- Deliver clear and concise reports and “action-items” for developers to quickly mitigate and fix any issues discovered
- Interact with developers and key stakeholders when identifying and handling security issues
- Other related responsibilities
Required qualifications:
- At least 3 years of work experience in cybersecurity and 1 year in smart contract audits
- Experience with JavaScript/TypeScript
- Demonstrated expertise with Solidity, EVM and blockchain specifics
- Experience assessing smart contract security risks
- Experience with unit and integration testing
- Experience with hardhat and geth or other development frameworks and local environments
- Fuzzing and formal verification
- Experience developing and building on DeFi protocols and smart contracts is a big plus
- Proactive problem solver
Benefits:
- Possibility to work alongside industry-leading specialists
- Opportunity to work with the most exciting and prominent companies in the industry
- Highly competitive salary
- Workations
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