Job Description:

1. Build a fundamental security line for the exchange to withstand technical attacks and internal vulnerabilities.

2. Defend against security threats such as DDoS attacks, API key leaks, and exploits of smart contract vulnerabilities;

3. Develop a real-time Intrusion Detection System (IDS) to monitor abnormal login, withdrawal behaviors, and internal privilege abuse;

4. Design multi-signature and cold wallet management solutions, optimizing private key storage and transaction signing mechanisms;

5. Lead red-blue team exercises to improve system disaster recovery and trading engine crash prevention plans.

Job Requirements:

1. Relevant degree in Computer Science/Network Security, with more than 3 years of practical experience in blockchain security;

2. Proficient in smart contract auditing (Solidity/Rust) and familiar with zero-knowledge proof (zk-SNARKs) technology;

3. Experience in penetration testing, mastery of tools such as Burp Suite and Metasploit, OSCP/CISSP certification preferred;

4. Experience in emergency response to exchange security incidents is preferred.