Senior Software Engineer, Cryptography

This is a fully remote position, open to applicants in Germany.

📋 Description

• Enhance the security architecture and cryptography framework of Firefox: Play a key role in enhancing Firefox's core security mechanisms, focusing on cryptographic protocols, WebPKI, and security-sensitive web APIs. Assist in the implementation and maintenance of security features that facilitate the advancement of public key infrastructure on the web.

• Develop and implement web platform security features: Create and deploy web platform functionalities in partnership with colleagues and the wider web community. Contribute to secure, standards-compliant, and interoperable implementations within Firefox.

• Boost browser reliability, performance, and resource efficiency: Investigate and address issues affecting stability, correctness, and performance. Evaluate and enhance memory utilization and efficiency in a complex, multi-threaded browser setting.

• Collaborate on security initiatives: Work alongside engineers from various teams to identify, prioritize, and resolve security concerns. Engage in debugging, root cause analysis, and the implementation of effective long-term solutions.

• Participate in technical design and planning: Engage in technical discussions, design reviews, and project planning related to security initiatives. Assist in evaluating trade-offs and contribute to engineering decisions relevant to your area of expertise.

⛳️ Requirements

• Strong foundation in software engineering and security: Experience in software engineering, with expertise in C/C++ and a solid grasp of security principles, including cryptographic protocols and their implementations.

• Experience in building and maintaining complex software systems: Capability to contribute to the design, implementation, testing, and maintenance of software in large-scale or security-sensitive settings.

• Strong debugging and problem-solving abilities: Proficiency in diagnosing and resolving issues in multi-threaded, cross-platform native applications, including challenges related to performance and memory.

• Effective communicator and collaborator: Ability to work efficiently with distributed teams, articulate technical concepts clearly, and work collaboratively to solve problems.

• Growth mindset and eagerness to learn: Proven curiosity and desire to enhance knowledge in browser security, cryptography, and systems programming while continuously improving engineering skills.

• Experience with web platforms and modern systems: Familiarity with web technologies and an interest or experience in Rust. Comfortable operating within large, complex, multi-language codebases.

🏝️ Benefits

• Generous performance-based bonus plans available to all eligible employees - we succeed as one team.

• Comprehensive medical, dental, and vision coverage.

• Generous retirement contributions with 100% immediate vesting (regardless of your contributions).

• Quarterly wellness days for the entire company, allowing everyone to take a collective pause.

• Country-specific holidays plus an additional day off for your birthday.

• One-time home office stipend.

• Annual budget for professional development.

• Quarterly well-being stipend.

• Substantial paid parental leave.

• Employee referral bonus program.

• Additional benefits (life/AD&D, disability, EAP, etc. - varies by country).