A Cryptography Developer designs, implements, and maintains security systems using cryptographic methods to protect data and information systems. They develop cryptographic protocols and algorithms to ensure data integrity, confidentiality, and authenticity during transmission and storage. They also analyze and resolve security flaws in cryptographic systems, enhancing security measures. They work closely with software developers to integrate cryptographic functionalities into applications, ensuring secure communication and data protection. Additionally, they stay updated with latest cryptographic trends, techniques, and potential vulnerabilities. Their work is crucial in areas like e-commerce, secure communications, password protection and blockchain technology.