Staff Software Engineer

Summary

Join Mozilla's global DOM: Core team and become a Staff Software Engineer, contributing to the advancement of Gecko and the Web platform. As a domain expert, you will lead projects, mentor engineers, and collaborate with the broader Firefox team. You will implement standardized APIs, influence web feature design, and write code, tests, and specifications. This role requires proficiency in C++, experience with performance-critical system software, and a strong understanding of web technologies. Mozilla offers a generous compensation and benefits package, including performance-based bonuses, comprehensive health coverage, retirement contributions, and various other perks.

Requirements

• Proficient with C++
• Skills to learn a large and complex codebase in a timely manner
• Strong ability to write maintainable software in a multi-language and multi-process codebase, ensuring robustness when changes are made
• Experience working on performance-critical system software
• Good understanding of web technologies (JavaScript, HTML, and CSS), and comfortable navigating their specifications, centering around enhancing user experience, privacy and performance
• Creative problem-solver and proficient debugger and profiler
• Great written communication skills and ability to lead discussions effectively, both in writing and verbally

Responsibilities

• Improve the DOM, HTML, editing, user interaction capabilities of our Web engine, with a focus on performance, security, interoperability and accessibility
• Read and implement API specifications, as well as contributing to the standards process by participating in or driving discussions with the Web community
• Develop and debug in a large complex code base
• Investigate and propose solutions and architectural changes
• Drive features and projects from start to completion
• Collaborate with the widespread Firefox team on shared goals

Benefits

• Generous performance-based bonus plans to all eligible 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)