Lead Cryptographer

Summary

The job is for a Lead Cryptographer who will work closely with top management and a talented team to develop secure cryptographic protocols, particularly in multi-party computation, threshold cryptography, and post-quantum cryptography. The role involves research, innovation, design, implementation, testing, collaboration, documentation, analysis, communication, training, and staying updated on advancements.

Requirements

• PhD in Computer Science, Cryptography, or a related technical field
• 5+ years of cryptography experience, preferably in fintech
• Hands-on experience with cryptographic protocols
• Knowledge of MPC, zero-knowledge proofs, zk-STARKs, zk-SNARKs, bulletproofs, elliptic curve cryptography, and prominent signature schemes
• Experience publishing in peer-reviewed conferences and journals

Responsibilities

• Research, innovate and develop cryptographic protocols that align with customer requirements and business objectives
• Designing and implementing cryptographic solutions applied to blockchain services (e.g., keys, wallets, signatures)
• Driving innovation in cryptographic methods to improve product security
• Testing cryptographic theories based on product security needs and developing proof-of-concepts for MPC, threshold cryptography, zero-knowledge proofs and more
• Leading the development of post-quantum threshold signature protocols
• Collaborating with engineering teams to integrate cryptographic solutions into libraries and applications
• Presenting cryptographic research and findings through articles and blog posts and collaborating with external partners on cryptographic projects
• Authoring and updating internal and external documentation
• Identifying weaknesses and designing robust security systems to mitigate new risks
• Analyzing security protocols, reporting threats, and developing countermeasures
• Ensuring the security and integrity of cryptographic protocols across our product lines
• Conducting security assessments and vulnerability analysis of cryptographic implementations
• Handling communications with independent researchers and designing strategies to mitigate reported vulnerabilities
• Training staff on cryptography and secure system development
• Staying updated on cryptography and blockchain technology advancements