Blockchain Security Engineer - (Solidity / Rust / Golang Senior level)


About the job

About The Company

One of the fastest-growing and most trusted companies in blockchain security, CertiK is a true market leader. To date, CertiK has worked with over 3,200 Enterprise clients, secured over $310 billion worth of digital assets, and has detected over 60,000 vulnerabilities in blockchain code. Our clients include leading projects such as Aave, Polygon, Binance Smart Chain, Terra, Yearn, and Chiliz.

Investors = Insight Partners, Sequoia, Tiger Global, Coatue Management, Lightspeed, Advent International, SoftBank, Hillhouse Capital, Goldman Sachs, Coinbase Ventures, Binance, Shunwei Capital, IDG Capital, Wing, Legend Star, Danhua Capital and other investors.

About The Role

The primary responsibility of this role is for CertiKโ€™s security-related services. Intersecting cybersecurity and blockchain, CertiKโ€™s security offerings include security consulting, security reviews, security auditing of smart contracts and blockchains, verification of smart contracts, penetration testing, and more. We are looking to hire someone with a passion for Solidity, a deep understanding of the Ethereum Virtual Machine (EVM), distributed computing, and security.

Candidates should have an eye for detail and have a passion for combining their skills with a flair for creativity and insight to hack smart contracts. This is a fun and challenging full-time position. You need to be able to put yourself in the mindโ€™s eye of a projectโ€™s creator, and capable of putting yourself in the minds of various adversarial or free-riding actors.

If you are excited about hacking, threat modeling, scanning, auditing, designing, and enhancing the security of smart contracts across the board then you will thrive in this role. While you work with clients, we will also provide you with plenty of opportunities to get involved with research and development efforts to help us raise the standards of blockchain security.


  • Work directly with the external blockchain developers to audit their code and secure their products including smart contracts, protocols, and dapp.
  • Contribute to our internal security tools and create new ones that help for improving the security services by following good engineering practices.
  • Conduct security research and publish your findings in technical blog posts/conferences.
  • Improve our processes and offering and strive for the satisfaction of our clients


  • Passionate about Cryptocurrency/Defi/Blockchain is a plus
  • Minimum of 3+ years professional experience as SWE, or Security Engineer
  • 2+ years of experience in solidity, the EVM, and blockchain technology
  • BS/MS/PhD in Computer Science/Security Information
  • Solid experience in threat analysis, APT or response
  • Experienced in threat and vulnerability management, penetration testing, and SecOps (intrusion detection, security logging, malware analysis, and forensics)
  • Experience developing tooling in Rust, Golang, Solidity
  • Strong Math background is a plus

About You

Youโ€™re a self-starter. You believe in tackling the most important problems, even if they are the most difficult problems.Youโ€™re comfortable with the unknown and understand that startup life means that youโ€™re going to be wearing multiple hats. And thatโ€™s what motivates you. Youโ€™re accountable and obsessed with improvement, both in yourself and in others. Youโ€™re up to the challenge of building a world-class company that aims to be the infrastructure for more secure software for all.


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.

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.

All CertiK employees are expected to actively support diversity on their teams, and in the Company.

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