CertiK

Conduct deep security evaluations of blockchain nodes, validators, consensus mechanisms, and chain infrastructure to identify vulnerabilities across emerging Web3 systems. This role combines blockchain internals, security research, penetration testing, and custom automation.

Perform end-to-end security audits and assessments for blockchain systems, including smart contracts, protocols, infrastructure, and dApps. The role combines manual code review, threat modeling, vulnerability research, and security testing for CertiK clients and internal offerings.

Build and optimize Solidity compiler frontend infrastructure, including parsing, type checking, diagnostics, and formal verification integrations. This role is ideal for an experienced compiler engineer interested in blockchain security and programming language tooling.

CertiK is hiring a Junior Blockchain Security Engineer to audit smart contracts, blockchain protocols, and decentralized applications while researching attack vectors and building security tools. The role offers an opportunity to grow in Web3 security under experienced guidance.

Develop LLM-powered AI agents that analyze smart contracts and identify blockchain security vulnerabilities. This research-oriented role bridges emerging AI agent techniques with scalable security auditing tools.

Research and develop LLM-powered AI agents that improve blockchain security auditing by analyzing smart contracts and identifying vulnerabilities. This internship combines AI experimentation, security research, and production-oriented implementation.

Analyze and help prevent security defects in blockchain smart contracts and protocols through audits, attack-model evaluation, and security tooling. This role combines cybersecurity research, code analysis, and hands-on work with blockchain technologies.

Build automated formal-verification tools that prove smart-contract correctness and identify security vulnerabilities. This research-oriented software engineering role applies programming-language theory and automated reasoning to blockchain security.

Perform application, network, mobile, cloud, and blockchain penetration testing for a leading blockchain security company. You will also conduct source-code reviews, develop pentesting tools and methodologies, and contribute to security research.

CertiK is seeking a Senior Blockchain Security Engineer to audit smart contracts, blockchain protocols, and decentralized applications while researching attack vectors and building internal security tools. The role combines hands-on Web3 security expertise with client-facing consultation and remediation work.