Jobs at Mozilla

Positions 1,418

Mozilla is the nonprofit behind the Firefox browser, championing an open, secure internet. Its mission centers on user privacy, free web standards, and community‑driven development. The company’s products power millions of devices worldwide and contribute to open‑source projects like Rust and WebAssembly.

Mozilla hires for a broad spectrum of roles, including software engineering, product management, UX design, data science, sales and marketing, and community engagement. Candidates often work in cross‑functional teams, use agile practices, and have opportunities to contribute to open‑source code or public policy initiatives. Remote work is common, with flexible hours and a focus on work‑life balance.

By reviewing Mozilla listings on Job Transparency, you gain access to real salary ranges, employee sentiment scores, and market comparisons. This data lets you benchmark offers, negotiate confidently, and choose roles that match your career goals and compensation expectations. Transparency also reveals remote‑work policies and benefits, helping you evaluate the full package before applying.

Senior Marketing Activation Manager

Company: Mozilla

Location: Remote

Posted Mar 10, 2023

Mozilla is hiring a Senior Marketing Activation Manager to develop and implement inbound channel strategies for EU markets, focusing on Germany, France, and UK. The ideal candidate has 5+ years of digital marketing experience, with a strong background in SEO, inbound channels, and full-funnel marketing. The role involves owning inbound channel measurement, reporting on impact, and influencing marketing content calendars.

Thunderbird Full Stack Developer

Company: Mozilla

Location: Remote

Posted Mar 09, 2023

The CompanyMZLA Technologies Corporation is seeking a Full-Stack Developer to work on a new product line for Thunderbird, a global, free, and open source email client. The role involves designing and implementing the product, working with a small cross-functional team, and collaborating with the community. The ideal candidate has 3+ years of full-stack software development experience, proficiency in JavaScript and/or Python, and experience with SQL-based databases and NoSQL document stores.

Staff Software Engineer, Pocket

Company: Mozilla

Location: Remote

Posted Mar 17, 2023

The text is a job posting for a Staff Software Engineer at Pocket, a part of the Mozilla Corporation. The role involves leading projects, developing APIs, and ensuring high-quality content on the web. The ideal candidate should have a B.S. in Computer Science, experience in a type-safe language, and experience working with product partners. They should also have strong communication skills and experience scaling platforms.

MozFest Communications Manager

Company: Mozilla

Location: Remote

Posted Mar 07, 2023

The Mozilla Foundation is seeking a Communications Manager to lead the planning and execution of the Mozilla Festival's communication strategy across various platforms, including website, newsletter, email, social media, and blogging. The role involves building event communications strategy, producing the festival communication content calendar, and developing and publishing approved content across platforms. The Communications Manager will also collaborate with the organization's Marketing & Communications Team, develop and implement processes for newsletter design, subscription management, and newsletter sends, and lead and iterate on the MozFest Ambassador program. The role requires excellent written and verbal communication skills, in-depth knowledge of best writing and messaging practices, and familiarity with Wagtail, Acoustic platforms, Canva, CRM software, and data storytelling.

Senior Marketing Activation Manager

Company: Mozilla

Location: Remote

Posted Mar 10, 2023

Mozilla is hiring a Marketing Activation Manager to develop and implement a lifecycle and retention strategy for Mozilla products across the EU, with a focus on Germany, France, and UK. The ideal candidate has 5-7 years of experience in digital marketing, with a minimum of 2 years in lifecycle/retention marketing, and experience in SEO, full funnel marketing, and mobile/in-app marketing.

Senior Product Manager, Security and Privacy Products

Company: Mozilla

Location: Remote

Posted Mar 17, 2023

Mozilla is seeking a product manager to lead the development of new products and features focused on online privacy. The ideal candidate should have experience in software product management, partnership with engineering teams, and a track record of experimentation. Mozilla values diversity, equity, inclusion, and belonging.

Sr. Finance Systems Analyst

Company: Mozilla

Location: Remote

Posted Mar 16, 2023

The text describes a job role for a Senior Financial Systems Analyst at Mozilla, focusing on leading business systems initiatives, implementing a new FP&A system, and improving operational effectiveness. The role requires strong analytical skills, project management, and leadership abilities.

Senior Staff Product Manager- Contract

Company: Mozilla

Location: Remote

Posted Mar 15, 2023

Firefox is hiring a Sr. Staff Product Manager Shopping Experiences to build compelling, ethical shopping services that deliver user value and meet retailer needs. The ideal candidate has experience managing shopping affiliate services, exceptional communication and project management skills, and a passion for crafting compelling customer experiences.

Senior Application Engineer - Integration (6 month contract)

Company: Mozilla

Location: Remote

Posted Mar 08, 2023

Integration Engineer role at Mozilla seeking an outstanding engineer to develop, propose and implement solutions to integrate applications, with strong knowledge of application integration technologies, problem-solving skills, and experience with customization, business operations, systems development, and integrations.

Senior Staff Product Manager- Contract

Company: Mozilla

Location: Remote

Posted Mar 14, 2023

Firefox is seeking a Sr. Staff Product Manager Shopping Experiences to build compelling, ethical shopping services that deliver user value and meet retailer needs. The ideal candidate has experience managing shopping affiliate services, exceptional communication and project management skills, and a passion for crafting compelling customer experiences.

Finance Associate

Company: Mozilla

Location: Remote

Posted Mar 10, 2023

The Mozilla Foundation is seeking a Finance Associate to assist with managing the day-to-day financial operations. The role involves expense management, accounting support, and financial reporting. The ideal candidate has a minimum of 2 years of experience in finance or accounting, strong attention to detail, and proficiency in spreadsheets.

Senior Application Engineer - Integration (6 month contract)

Company: Mozilla

Location: Remote

Posted Mar 08, 2023

Senior Application Engineer - Integration (6 month contract) required to develop, propose and implement solutions to integrate applications, with strong knowledge of application integration technologies and problem-solving skills.

Frequently Asked Questions

What is it like to work at Mozilla?
Mozilla fosters a collaborative culture where developers, designers, and policy experts co‑design products that protect user privacy. Employees enjoy open‑source contributions, flexible remote schedules, and regular hackathons. The mission‑driven environment emphasizes impact, so teams are rewarded for measurable improvements to the web and community outreach.
What types of positions are available at Mozilla?
Mozilla offers roles across software engineering, front‑end and back‑end development, data science, UX/UI design, product management, security, sales, marketing, community management, and public policy. Technical roles often require proficiency in languages such as Rust, C++, JavaScript, and Python, while non‑technical roles value project management, communications, and community engagement skills.
How can I stand out as an applicant?
Show a clear alignment with Mozilla’s values by highlighting open‑source contributions, privacy‑focused projects, or community outreach. Quantify past impact—e.g., code reviews, feature adoption, or user growth metrics—and tailor your resume to the specific role’s requirements. Prepare for Mozilla’s interview process by mastering technical challenges, practicing behavioral questions around collaboration and mission focus, and demonstrating curiosity about emerging web technologies.

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