The Role
Perform smart contract and protocol audits, consult with external blockchain teams on remediation, conduct security research, and build internal security tools and methodologies to protect Web3 projects and clients.
Summary Generated by Built In
About the Role:
We are seeking a Senior Blockchain Security Engineer with a strong security mindset and deep technical expertise across smart contracts, blockchain nodes, and decentralized infrastructure. You will play a critical role in safeguarding Web3 projects by auditing code, building security tools, and driving research. If you have hands-on experience in Web3 and are passionate about advancing the security of decentralized technologies, we’d love to hear from you.
Responsibilities
- Audit and review codebases for smart contracts, blockchain protocols, and decentralized applications (dApps) to identify and remediate vulnerabilities.
- Work closely with external blockchain teams to enhance the security of their products by providing expert security consultation and implementing remediation strategies.
- Conduct independent security research, explore new attack vectors, and deliver actionable insights.
- Design, develop, and maintain internal security tools and frameworks to strengthen our security services.
- Continuously improve internal processes, methodologies, and service offerings while ensuring high client satisfaction and long-term partnerships.
Requirements
- Bachelor’s, Master’s, or PhD in Mathematics, Computer Science, or Information Security.
- Minimum 3 years of professional experience as a Software Engineer, Security Engineer, or in a related role.
- At least 2 years of hands-on experience with blockchain technologies, including: Smart contracts (EVM chains, Solana, Move, etc.), Blockchain protocols (nodes, SDKs, Cosmos, etc.)
- Strong expertise in threat modeling, risk assessment, and security analysis.
- Proficiency in one or more programming languages: Rust, Go, Solidity, Python, etc.
- Passion for Cryptocurrency, DeFi, and Blockchain technologies.
Preferred Qualifications
- 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.
About the Company
CertiK is the largest blockchain security auditor and provides a comprehensive suite of tools to secure the industry at scale. To date, CertiK has worked with over 4,900 Enterprise clients, secured over $557 billion worth of digital assets, and has detected over 18,000 vulnerabilities in blockchain code. Our clients include leading projects such as OKX, Tether, Ripple, and Pancakeswap. Our investors include top VCs like Tiger Global, Coatue Management, Shunwei Capital and Hillhouse Capital as well as industry leaders like Coinbase Ventures and Binance.
Investors = Insight Partners, Sequoia, Tiger Global, Coatue Management, Lightspeed, Advent International, SoftBank, Hillhouse Capital, Goldman Sachs, Shunwei Capital, IDG Capital, Wing, Legend Star, Danhua Capital and other investors.
About You
You’re a self-starter. You believe in tackling the most important problems, even if they are the most difficult problems. You’re comfortable with the unknown and understand that startup life means that you’re going to be wearing multiple hats. And that’s what motivates you. You’re accountable and obsessed with improvement, both in yourself and in others. You’re up to the challenge of building a world-class company that aims to be the infrastructure for more secure software for all.
Compensation
Target annual salary for this role performed in the US is $102,000 - $180,000.
The exact compensation at which this job is filled will be determined by the skills and experience of qualified candidates.
CertiK is proud to offer medical, vision, and dental insurance, 401(k) plan with company matching, life and accidental death and dismemberment insurance, HSA (with high deductible plan), FSA, and other benefits to all full-time employees, along with flexible paid time off and holidays. CertiK also offers a variable commission program for business development sales roles.
In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire.
CertiK is proud to be an equal opportunity employer. We will not discriminate against any applicant or employee on the basis of age, race, color, creed, religion, sex, sexual orientation, gender, gender identity or expression, medical condition, national origin, ancestry, citizenship, marital status or civil partnership/union status, physical or mental disability, pregnancy, childbirth, genetic information, military and veteran status, or any other basis prohibited by applicable federal, state or local law.
CertiK will consider for employment qualified applicants with criminal histories in a manner consistent with local and federal requirements.
https://www.eeoc.gov/sites/default/files/migrated_files/employers/poster_screen_reader_optimized.pdf
All CertiK employees are expected to actively support diversity on their teams, and in the Company.
Skills Required
- Bachelor's, Master's, or PhD in Mathematics, Computer Science, or Information Security.
- Minimum 3 years of professional experience as a Software Engineer, Security Engineer, or related role.
- At least 2 years hands-on experience with blockchain technologies (smart contracts, EVM chains, Solana, Move, blockchain protocols, nodes, SDKs, Cosmos).
- Strong expertise in threat modeling, risk assessment, and security analysis.
- Proficiency in one or more programming languages: Rust, Go, Solidity, Python, etc.
- Passion for Cryptocurrency, DeFi, and Blockchain technologies.
- Background in Mathematics, Cryptography, or Cybersecurity.
- Demonstrated experience conducting audits and collaborating with leading Web3 protocols.
- Recognized achievements such as published CVEs, Attackathon/Bug Bounty placements, or Audit Contest results.
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The Company
What We Do
Founded in 2018 by professors of Yale University and Columbia University, CertiK is a pioneer in blockchain security, utilizing best-in-class AI technology to secure and monitor blockchain protocols and smart contracts. CertiK’s mission is to secure the cyber world. Starting with blockchain, CertiK applies cutting-edge innovations from academia into enterprise, enabling mission-critical applications to be built with security and correctness. CertiK is one of the fastest growing and most trusted companies in blockchain security and has become a true market leader. To date, we have collectively worked with over 1300 enterprise clients, helped secure over $90 billion worth of digital assets, and detected over 23,000 vulnerabilities in blockchain code. Our clients include leading projects such as Aave, Polygon, Binance Smart Chain, Terra, Yearn, and Chiliz. Our Q1 2021 revenues have more than quadrupled the revenue of the full 2020 year. Since Q1 2020, our team size has more than doubled, and this rate of growth will continue in 2021, creating a highly effective, remote-friendly culture with talents located worldwide. CertiK just raised over $60 million in Series B and B+ funding rounds in 2021. Our investors include top VCs like Tiger Global, Coatue Management, Shunwei Capital and Hillhouse Capital as well as industry leaders like Coinbase Ventures and Binance.
