Blockchain Security Engineer - (Solidity / Rust / Golang)

As a Blockchain Security Engineer at CertiK, the largest blockchain security auditor, you support Web3 projects by assisting in code audits, contributing to security tools, and conducting research. You bring foundational technical expertise across smart contracts, blockchain nodes, and decentralized infrastructure, and you are eager to grow your career in blockchain security.

What you'll do

• Audit and review codebases for smart contracts, blockchain protocols, and decentralized applications to identify and remediate vulnerabilities
• Conduct guided security research, explore new attack vectors, and deliver actionable insights
• Contribute to the design, development, and maintenance of internal security tools and frameworks
• Support improvements to internal processes, methodologies, and service offerings to ensure high-quality delivery for clients

What you bring

• A Bachelor's, Master's, or PhD in Mathematics, Computer Science, or Information Security
• At least 1 year of hands-on experience with blockchain technologies, including smart contracts on EVM chains, Solana, Move, or other platforms, and blockchain protocols such as nodes, SDKs, and Cosmos
• Experience in threat modeling, risk assessment, and security analysis
• Proficiency in one or more programming languages such as Rust, Go, Solidity, or Python
• A passion for cryptocurrency, DeFi, and blockchain technologies

Nice to have

• A solid academic or practical background in Mathematics, Cryptography, or Cybersecurity
• Demonstrated experience conducting audits and collaborating with leading Web3 protocols
• Recognized achievements such as published CVEs or strong placements in Attackathons, Bug Bounties, or Audit Contests

What we offer

• Target annual salary of $102,000-$180,000 in the US, determined by your skills and experience
• Medical, vision, and dental insurance
• 401(k) plan with company matching
• Life and accidental death and dismemberment insurance
• HSA with high deductible plan and FSA
• Flexible paid time off and holidays

About CertiK

CertiK is the largest blockchain security auditor, having worked with over 4,900 enterprise clients and secured over $557 billion in digital assets. The company has detected over 18,000 vulnerabilities in blockchain code and serves leading projects including OKX, Tether, Ripple, and Pancakeswap. Investors include Tiger Global, Coatue Management, Coinbase Ventures, and Binance.