Certik
Certik63mo ago

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

United StatesUnited StatesRemoteFull-timesenior
SecurityOtherBlockchain Security Engineer
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Quick Summary

Overview

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,

Technical Tools
SecurityOtherBlockchain Security Engineer
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.
  • 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.
  • 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.
  • 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.
  • Listing Details

    Posted
    February 11, 2021
    First seen
    March 26, 2026
    Last seen
    April 22, 2026

    Posting Health

    Days active
    27
    Repost count
    0
    Trust Level
    39%
    Scored at
    April 22, 2026

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    CertiK is a leader in blockchain security, utilizing AI technology to monitor and protect blockchain protocols and smart contracts.

    Employees
    350
    Founded
    2018
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    CertikBlockchain Security Engineer - Senior Level (Solidity / Rust / Golang )