Senior Staff Performance Engineer

atMozillaRemoteCA flagCanadaFull-timeEngineerSeniorC$149k – C$220k/year

Posted Aug 25

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

πŸ“‹ Description

β€’ Write code and tests, create prototypes, address challenges, and assess and enhance performance bottlenecks.

β€’ Gain insights into issues and solutions within a large, intricate, and evolving codebase.

β€’ Utilize C++, JavaScript, Kotlin, Rust, and Python to resolve performance issues, with a focus on C++ and JavaScript.

β€’ Provide guidance to engineers from other teams on efficient coding practices through code reviews, presentations, tools, and documentation.

β€’ Independently identify and drive actionable next steps based on high-level goals.

β€’ Collaborate with engineering teams throughout the organization to support and lead performance initiatives.

β€’ Define future performance benchmarks and establish priorities for essential enhancements.

β€’ Formulate strategies for the ongoing development of the Performance team and the organization.

β€’ Work alongside dedicated team members to help deliver the Open Web to millions of users.


⛳️ Requirements

β€’ BS/MS in Computer Science or Computer Engineering, along with 7+ years of relevant experience.

β€’ Mastery of programming in C++.

β€’ Proficiency in programming with JavaScript.

β€’ Demonstrated experience in developing performance-critical software.

β€’ An experimental and analytical approach to problem-solving, including measurement and experimentation.

β€’ Proven expertise in debugging and analyzing performance bottlenecks, utilizing profiling tools such as VTune and Xperf.

β€’ Experience with multithreading, concurrency, disk I/O, and GPU.

β€’ A successful history of establishing team objectives and driving them to completion.

β€’ Experience in motivating and aligning cross-functional teams to achieve shared objectives.

β€’ Ability and enthusiasm for working in a distributed team, with strong asynchronous written and verbal communication skills.

β€’ Bonus: Familiarity with Web Standards or patterns.

β€’ Bonus: Knowledge of Android or Windows OS application programming.

β€’ Bonus: Strong understanding of statistics.

β€’ Bonus: Previous experience contributing to a modern web browser.


🏝️ Benefits

β€’ Generous performance-based bonus plans for all eligible employees - we celebrate our collective success as one team.

β€’ Comprehensive medical, dental, and vision coverage.

β€’ Generous retirement contributions with 100% immediate vesting (regardless of employee contributions).

β€’ Quarterly company-wide wellness days where everyone takes a break together.

β€’ Country-specific holidays along with an additional day off for your birthday.

β€’ One-time stipend for setting up a home office.

β€’ Annual budget for professional development.

β€’ Quarterly well-being stipend.

β€’ Considerable paid parental leave.

β€’ Employee referral bonus program.

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

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