Description:

Join Mozilla as a Senior Machine Learning Engineer focusing on applied AI and LLM-based applications.
Develop user-facing experiences with Generative AI for the Firefox browser, collaborating with engineering, design, and product teams.

Requirements:

4+ years of experience in applied machine learning, particularly in natural language processing or generative AI.
Hands-on experience with fine-tuning and evaluating large language models (LLMs) using modern tools.
Strong understanding of prompt engineering, embedding-based retrieval, and evaluation strategies.
Proven track record of building user-facing AI features with a focus on privacy and usability.
Excellent communication skills and ability to collaborate with diverse teams.
Commitment to Mozilla's values: welcoming differences, relationship-mindedness, responsible participation, and grit.

Performance-based bonus plans and generous medical, dental, and vision coverage.
100% immediate vesting on retirement contributions and quarterly wellness days.
Country-specific holidays plus a day off for your birthday and a one-time home office stipend.
Annual professional development budget and considerable paid parental leave.

Skills

Benefits