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Senior Software Engineer (Cryptography)

🌐 Remote💼 Full-time💰 $140,000–$140,000🗓 2026-06-24

Core

Design and develop the key hierarchy and cryptographic protocols that protect millions of users' sensitive information across devices.

Role type

Senior IC cryptography engineer

Builds

Open-source password manager and enterprise identity security solutions

Domain

Cybersecurity / Cryptography

Deliverable

production ML models | product features

Required skills

Rust, secure cryptographic protocol design, OS-level key management APIs, secure storage mechanisms, key lifecycle management (generation, rotation, revocation), API design for security abstraction

Preferred skills

TypeScript, C#

Technologies

Rust, TypeScript, C#

Responsibilities

Design and maintain key hierarchies and cryptographic protocols; Enforce secure key management practices across clients and servers; Design usable APIs that abstract crypto correctly; Build and maintain internal and external documentation; Troubleshoot complex security vulnerabilities

Seniority

Senior, hands-on IC

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