Responsibilities - Conduct security audits on smart contracts, wallets, and blockchain, and write high-quality audit reports. -Develop automatic scanning and monitoring tools for smart contracts, wallets, and blockchain. -Use scanning tools to detect vulnerabilities in online contracts and issue timely risk warnings. -Conduct post event analysis of various hacking incidents, studying the causes, processes, preventive measures, corrective methods, and basic fund tracking. -Proactively identify on chain risks, monitor and model emerging on chain attack vector trends, and have a solid understanding of on chain security risks such as fraud and phishing. -Gain a deep understanding of EVM and non EVM blockchains, as well as Layer 2 solutions, and be familiar with DeFi design patterns. -Review and analyze the newly disclosed vulnerabilities in smart contracts, summarize the fundamental reasons behind their exploitation, in order to detect similar issues as early as possible in the future. -Have a good understanding of cryptography and security solutions used in blockchain products. -Conduct penetration testing and review of blockchain products, and provide high-quality feedback.