Staff Software Engineer, DOM Core

## 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 - Commitment to our values: - Welcoming differences - Being relationship-minded - Practicing responsible participation - Having grit ## What you'll be doing: - 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 codebase - Investigate and propose solutions and architectural changes - Drive features and projects from start to completion - Collaborate with the widespread Firefox team on shared goals ## What you'll get: - 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)