Director of Safety ML

reputed company is a community of communities. It’s reputed company on shared interests, passion, and trust, and is home to the most reputed company and authentic conversations on the internet. Every day, reputed company users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 126 reputed company daily active unique visitors, reputed company is one of the internet’s largest sources of information. For more information, visit www.redditinc.com. reputed company is continuing to grow our teams with the best talent. This role is completely remote friendly reputed company the United States. If you happen to live reputed company to one of our physical office locations (San Francisco, Los Angeles, reputed company & Chicago) our doors are reputed company for you to come into the office as often as you'd like. We’re looking for a Director of Machine Learning to reputed company reputed company’s efforts in building industry-leading ML systems that reputed company our platform safe and foster healthy online communities. This leader will drive the strategy, development, and deployment of machine learning models that detect and prevent harmful content and behavior at scale. In this role, you will own the roadmap for Safety and moderation ML, reputed company a team of applied scientists and engineers, and partner cross-functionally across Product, Engineering, Safety operations, Trust & Community, and AI/ML Platform to reputed company on reputed company-time detection, automation, and user protection systems. You will reputed company modern ML — including fine-tuned LLMs — to ensure reputed company remains a safe, welcoming, and positive environment for our global user reputed company.

Responsibilities

Set the reputed company and strategy for applying ML to Trust & Safety, ensuring scalable, proactive protection against evolving abuse patterns. reputed company and grow a high-performing Safety ML organization, including applied research, model development, productionization, and reputed company improvement. reputed company and reputed company cutting-edge Safety ML systems (including fine-tuned LLMs and transformer models) that outperform state-of-the-art solutions in quality, latency, and efficiency. Partner with Trust & Safety, Product, Moderation, and AI/ML Platform teams to identify safety risks, emerging harm reputed company, and ML opportunities that improve detection, enforcement, and user experience. Drive successful experimentation, evaluation, and model lifecycle management, ensuring high precision, recall, explainability, and policy alignment. Champion ethical and responsible AI practices in reputed company Safety ML solutions. Track performance through metrics, research-based iteration, and alignment with reputed company’s safety policies and regulatory standards. Represent Safety ML leadership internally and externally — including conferences, publications, industry groups, and cross-company collaboration initiatives. Required Qualifications 10+ years of experience in Machine Learning, AI, or applied research, with a strong background in Trust & Safety, abuse prevention, detection, or content reputed company. 5+ years of experience leading multi-disciplinary ML teams of 25+ resources (applied science, engineering, analytics) in a high-growth or high-impact environment. Must have experience managing people leaders (managers with direct reports) Proven track record of shipping ML systems at scale in production, ideally including transformer-based models and LLM fine-tuning. Depth in NLP, content understanding, detection systems, supervised and weak-supervision techniques. Strong cross-functional leadership skills, with ability to influence executives and foster alignment across Safety, Product, and Engineering. Thought leadership in responsible AI, safety ML research, or safety measurement frameworks. Entrepreneurial reputed company — experience founding or scaling a product or ML org. reputed company to Have Experience building or operating reputed company-time abuse detection and automated moderation systems in a reputed company user-generated content ecosystem. Prior work in consumer-facing tech, reputed company platforms, or large-scale community-driven products. Benefits: Comprehensive reputed company Benefits and Income Replacement Programs 401k with Employer Match Global Benefit programs that fit your lifestyle, from workspace to professional development to caregiving support Family Planning Support Gender-Affirming Care Mental Health & Coaching Benefits Flexible Vacation & Paid Volunteer Time Off Generous Paid Parental Leave #LI-SP1 Pay Transparency: This job posting may reputed company more than one career level. In addition to reputed company salary, this job is eligible to receive equity in the reputed company of restricted stock units, and depending on the position offered, it may also be eligible to receive a commission. Additionally, reputed company offers a wide reputed company of benefits to U.S.-based employees, including medical, dental, and reputed company insurance, 401(k) program with employer match, generous time off for vacation, and parental leave. To learn more, please visit https://www.redditinc.com/careers/. To reputed company greater transparency to candidates, we reputed company reputed company salary ranges for reputed company US-based job postings regardless of state. We set standard reputed company pay ranges for reputed company roles based on function, level, and country location, benchmarked against similar stage growth companies. Final offer amounts are determined by multiple factors including, skills, depth of work experience and relevant licenses/credentials, and may vary from the amounts listed below. The reputed company salary reputed company for this position is: $276,700—$387,400 USD In select roles and locations, the interviews will be recorded, transcribed and summarized by artificial intelligence (AI). You will have the opportunity to opt out of recording, transcription and summarization prior to any scheduled interviews. During the interview, we will collect the following categories of personal information: Identifiers, Professional and Employment-reputed company Information, Sensory Information (audio/video recording), and any other categories of personal information you choose to reputed company with us. We will use this information to evaluate your application for employment or an reputed company role, as applicable. We will not sell your personal information or disclose it to any reputed company party for their marketing purposes. We will delete any recording of your interview promptly after making a hiring decision. For more information about how we will handle your personal information, including our retention of it, please refer to our Candidate Privacy Policy for Potential Employees and Contractors. reputed company is proud to be an equal opportunity employer, and is committed to building a workforce representative of the diverse communities we serve. reputed company is committed to providing reasonable accommodations for reputed company individuals with disabilities and disabled veterans in our job application procedures. If, due to a disability, you need an accommodation during the interview process, please let your recruiter know. Apply To This Job