A Certified Ethical Hacker Developer is a professional who understands and knows how to look for the weaknesses and vulnerabilities in target systems. They use the same knowledge and tools as a malicious hacker, but in a lawful and legitimate manner to assess the security posture of a system. Their tasks include penetration testing, identifying vulnerabilities, creating and implementing secure networks, and interpreting the results of security audits. They also suggest preventive, corrective and protective measures to safeguard systems from cyberattacks. They are typically employed by organizations to ensure their systems are secure.