Mozilla

Join our team as a Staff Front-End Engineer, shaping the flagship desktop app used by millions. Lead complex technical initiatives using modern JavaScript, React/Vue, and advanced CSS/HTML. Enjoy fully remote work, a professional development stipend, and extensive PTO in this senior technical lea...

Lead complex iOS development for Thunderbird's email client as a Staff Mobile Engineer. This senior role requires 10+ years of experience, deep Swift/iOS expertise, and a focus on architecture, performance, and mentorship. Enjoy a fully remote position in the US/Canada with a competitive package ...

Lead financial planning and analysis for a pioneering non-profit in a remote-first role. Manage complex budgets, grant compliance, and strategic partnerships using Workday Adaptive Planning. Enjoy a flexible environment with comprehensive benefits, contributing to a better technology future.

Join our Design team as a UI/Visual Designer, shaping the visual language for Thunderbird and MZLA's desktop, web, and mobile platforms. You'll create cohesive, accessible interfaces and contribute to design systems from concept to delivery. This fully remote role in the US/Canada offers schedule...

Lead revenue architecture and forecasting as an FP&A Manager at Mozilla. This technical role requires 6-8+ years in SaaS finance, expert SQL/Python skills, and partnership with Data Science and GTM teams. Enjoy impactful work with generous benefits, including performance bonuses and comprehensive...

Seeking a Founding GTM Lead to drive 0→1 growth for Tabstack's browser automation stack for AI agents. You'll own GTM strategy, customer acquisition, and commercial validation, targeting the AI developer ecosystem. This role requires technical fluency, founder-level hustle, and 5+ years in produc...

Lead Firefox desktop product marketing to drive growth and user retention. You'll develop positioning strategies and guide go-to-market for new features. This role requires 8+ years of product marketing experience and a passion for Mozilla's mission. Enjoy top benefits like performance bonuses, c...

Join Mozilla's Add-ons team as a Senior Security Engineer. You will build resilient systems for the Firefox ecosystem, focusing on security, automated moderation, and developer tools. This role requires strong Python/Django skills and collaboration in a distributed team. Enjoy top benefits, inclu...

Join Mozilla as a Staff Software Engineer for Add-on Operations. You will build resilient systems for the Firefox add-ons ecosystem using Python/Django. Lead architectural improvements, mentor engineers, and ensure platform reliability and security. Enjoy top benefits like performance bonuses, co...

Provide high-level support to three senior leaders at Mozilla Foundation in this remote UK role. Manage complex calendars, streamline workflows, and enable effective leadership across time zones. Requires 5+ years of executive support experience, exceptional discretion, and proficiency in remote ...

Join our Design team as a UI/Visual Designer, shaping the visual language for desktop, web, and mobile platforms. You'll create cohesive, accessible interfaces and contribute to design systems in a fully remote role. We seek a designer with 3+ years of experience, a strong portfolio, and a passio...

Join Mozilla as a Sustainability Manager for a 7-month parental leave cover. Drive our core climate programs, lead carbon footprint analysis, and advance net-zero strategies. This hands-on role requires expertise in GHG Protocol, Scope 3 decarbonization, and sustainability reporting. Enjoy a flex...