The Sr. Security Engineer is responsible for security assessments, penetration testing, source code reviews, and enhancing application security, particularly in the blockchain space.
Why Us?
CertiK is a pioneer in blockchain security, leveraging best-in-class AI technology to protect and monitor blockchain protocols and smart contracts. Founded in 2018 by professors from Yale University and Columbia University, CertiK’s mission is to secure the web3 world. CertiK applies cutting-edge innovations from academia to enterprise, enabling mission-critical applications to scale with safety and correctness.
About the Role
The primary responsibility of this role is for CertiK’s security-related services. Intersecting cybersecurity and blockchain, CertiK’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 application security and penetration testing. This is a fun and challenging full-time position. If you are excited about hacking, threat modeling, scanning, auditing, designing, and enhancing the security of applications 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.
Responsibilities
- Perform security assessments on web, mobile, thick client applications, and browser extensions
- Conduct external and internal network penetration tests
- Perform security source code reviews
- Perform cloud security reviews
- Develop comprehensive pentest reports for both technical and non-technical audiences
- Research and develop innovative techniques, tools, and methodologies for pentesting applications in the blockchain space
- Contribute to the community by developing tools, presentations, and blog posts
Requirements
- Passionate about cryptocurrency, DeFi, and blockchain, with a willingness to learn Web3 technologies such as smart contracts
- Minimum of 4 years of experience in application security and penetration testing
- Experienced in source code review for different languages, with a strong understanding of JavaScript and TypeScript
- Experienced in mobile application penetration testing
- Familiar with cloud platforms and their security risks, such as AWS, Azure, and GCP
- Experience in programming with scripting languages such as Python and Bash
- Solid understanding of cryptography
- BS/MS/PhD in Computer Science or Information Security
- Strong spoken and written communication skills
Bonus Points
- Experienced in pentesting Web3 applications such as crypto exchanges, wallets, Dapps, and key custodian solutions
- Experienced in smart contract security audits
- Familiar with browser extension architecture and security risks
- Actively participate in the blockchain security community
- OSCP, OSWE, OSCE, GWAPT, or comparable certification
- Participated in bug bounty programs and audit contests
- Published security-related blog posts and spoken at security conferences and/or local meetups
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.
Compensation
Target annual base salary for this role performed in the US is $100,000 - $180,000. The exact compensation at which this job is filled will be determined by the skills and experience of qualified candidates.
#LI-Remote
#blockchain
#startups
#hiring
CertiK accepts applications for this position on an ongoing basis.
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.
Top Skills
AWS
Azure
Bash
GCP
JavaScript
Python
Typescript
Similar Jobs
Artificial Intelligence • Healthtech • Analytics • Biotech
The IT Connectivity Leader will serve as a liaison between product and commercial teams, ensuring effective IT connectivity and image management for Point of Care and Handheld Ultrasound. Responsibilities include providing technical expertise, training teams, validating connectivity for systems, and engaging with customers to solve complex issues.
Cloud • Security • Cybersecurity
The Technical Senior Manager of SRE will oversee high-performing systems, manage engineering teams, and lead operational excellence while ensuring client satisfaction and compliance with security standards.
Top Skills:
AnsibleAWSAzureCi/CdGCPGitlabTerraform
Cloud • Security • Cybersecurity
The Senior Consultant leads application security engagements, performs penetration testing, contextualizes vulnerabilities, mentors teammates, and supports clients in improving security posture.
Top Skills:
APIsApplication Penetration TestingCloud TestingMobile Application TestingProgramming LanguagesSecurity PrinciplesWeb Application Testing
What you need to know about the Seattle Tech Scene
Home to tech titans like Microsoft and Amazon, Seattle punches far above its weight in innovation. But its surrounding mountains, sprinkled with world-famous hiking trails and climbing routes, make the city a destination for outdoorsy types as well. Established as a logging town before shifting to shipbuilding and logistics, the Emerald City is now known for its contributions to aerospace, software, biotech and cloud computing. And its status as a thriving tech ecosystem is attracting out-of-town companies looking to establish new tech and engineering hubs.
Key Facts About Seattle Tech
- Number of Tech Workers: 287,000; 13% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Amazon, Microsoft, Meta, Google
- Key Industries: Artificial intelligence, cloud computing, software, biotechnology, game development
- Funding Landscape: $3.1 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Madrona, Fuse, Tola, Maveron
- Research Centers and Universities: University of Washington, Seattle University, Seattle Pacific University, Allen Institute for Brain Science, Bill & Melinda Gates Foundation, Seattle Children’s Research Institute
