Certik63mo ago

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

United 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, and decentralized infrastructure.

Technical Tools

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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.