Member of Technical Staff, Security Engineering

Core Competencies

• Deep understanding of modern cryptography: Proficiency in symmetric and asymmetric encryption, hashing algorithms, key management, and cryptographic protocols. Blockchain protocols experience is a plus.
• Secure coding expertise: Demonstrated ability to write secure, efficient, and well-documented code in Go, C++, C, and Rust, with a focus on cryptographic implementations.
• Systems thinking: Ability to analyze complex systems, identify potential vulnerabilities, and design robust security solutions within a distributed architecture. Experience with Hardware Security Modules is a plus.
• Strong problem-solving skills: Capacity to troubleshoot cryptographic issues, analyze security threats, and develop effective mitigation strategies.
• Excellent communication and collaboration: Ability to clearly explain complex cryptographic concepts to both technical and non-technical audiences.

Technical Skills

• Develop and implement high-quality, secure code for cryptographic controls throughout our infrastructure.
• Review code throughout the technology stack and help engineering teams resolve issues related to security guardrails.
• Foster an efficient testing culture while reducing technical debt and unnecessary processes.

Responsibilities

• Build robust, resilient components that are easily integrated by other teams to ensure asset and data security.
• Develop and maintain threat models for cryptosystem guarantees, both internal and external.
• Monitor technical debt and proactively identify areas for improvement.
• Lead or substantially contribute to medium and large Security Team initiatives with minimal oversight.
• Coordinate team members across engineering boundaries and drive projects from inception to completion.
• Break complex projects into manageable tasks with accurate time and scope estimates.
• Present options clearly, analyze tradeoffs thoroughly, and provide well-reasoned priority recommendations.
• Mentor and guide engineers throughout the Engineering team.
• Collaborate across teams to solve problems, review specifications, and engage in technical discussions.

You may be a fit if you have

• Strong foundation in applied cryptography, including symmetric/asymmetric encryption, hashing algorithms, digital signatures, key exchange protocols, and common cryptographic libraries.
• Contribute to the design and implementation of secure systems, with a focus on security best practices and industry standards.
• Experience with Hardware Security Modules (HSMs) for secure key generation, storage, and management.
• Implement various authentication and authorization mechanisms, including multi-factor authentication, OAuth 2.0, and role-based access control (RBAC).
• Threat modeling: Identify and assess potential threats to systems and applications, and prioritize mitigation strategies.
• Developed computer science fundamentals (concurrency, algorithms, and data structures).
• Care about code quality and test infrastructure.
• Prioritize security, end-user experience, and business value.

Bonus

• Blockchain protocol experience.
• Stay up to date with cryptoasset innovations.