Requirements:

6+ years of software engineering experience
Expert level proficiency in C/C++
Expertise in networking protocols and privacy and security best practices
Extensive knowledge of core OS concepts of Windows or Mac
Experience developing cross-platform applications (Windows, macOS, Linux, iOS, Android)
Experience debugging network-related problems with Wireshark, tcpdump, or similar tools
Excellent communication skills and experience mentoring engineers

Nice to Haves:

Experience developing cross-platform applications with Qt
Proficiency in any of the following: Rust, Go, Python, Javascript, TypeScript, Git
Open-source contributions to networking or VPN-related projects
Experience implementing or improving application observability

Drive the architecture, development, and optimization of the Mozilla VPN client across platforms (Windows, macOS, Linux, iOS, Android).
Work closely with cross-functional colleagues, providing technical insight to drive feature development.
Maintain high-quality code, enforce security best practices, and mentor engineers by providing comprehensive and insightful code reviews.
Triage, debug, and resolve software defects.

Generous performance-based bonus plans to all regular employees - we share in our success as one team
Rich medical, dental, and vision coverage
Generous retirement contributions with 100% immediate vesting (regardless of whether you contribute)
Quarterly all-company wellness days where everyone takes a pause together
Country-specific holidays plus a day off for your birthday
One-time home office stipend
Annual professional development budget
Quarterly well-being stipend
Considerable paid parental leave
Employee referral bonus program
Other benefits (life/AD&D, disability, EAP, etc. - varies by country)