Staff Data Scientist, Firefox

Remote
$2K - $2K Annual
Posted 2 weeks ago
Expires June 28, 2026

The Staff Data Scientist role at Mozilla is a senior position within the Firefox team, focusing on leveraging advanced data science methods to improve Mozilla's flagship web browser. As part of a mission-driven organization, the staff data scientist will work to advance an open, accessible, and private internet experience for millions of users worldwide. Mozilla is a globally recognized technology company known for championing open-source software and privacy rights.

Core responsibilities include designing and conducting large-scale experiments, performing statistical analyses, and developing predictive models to inform product development and strategy. The staff data scientist will collaborate closely with cross-functional teams, including engineers, product managers, and UX researchers, to translate complex data into actionable insights that drive user engagement and retention. Regular duties also include presenting findings to stakeholders and mentoring junior data science team members.

Ideal candidates will have a strong background in statistics, machine learning, and data analysis, with proven experience in Python, SQL, and relevant data science tooling. Experience working with complex datasets, designing AB tests, and interpreting product telemetry is required. A graduate degree in a quantitative field such as statistics, mathematics, or computer science is preferred, along with excellent communication and collaboration skills.

Mozilla offers competitive compensation packages, comprehensive health benefits, generous vacation policies, and opportunities for remote work. Additional perks include employee wellness initiatives and support for professional development.

The company values diversity, transparency, and personal growth, fostering a collaborative and supportive work environment. This is an excellent opportunity for data scientists who are passionate about championing privacy, open web standards, and making a significant impact on internet technologies used globally.

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