Senior ML Manager, Media Ranking & Personalization

Reddit, Inc.; San Francisco (CA); On-site; USD 266,000 - 372,000; Full time

Benefits offered by this job

Comprehensive Healthcare Benefits

401k with Employer Match

Global Benefit programs

Family Planning Support

Gender-Affirming Care

Mental Health & Coaching Benefits

Flexible Vacation

Parental Leave

Job summary

Reddit, Inc. is seeking an experienced Senior Engineering Manager to lead the Media Ranking ML engineers responsible for improving relevance, personalization, and discovery across the core product.

You will guide a high-impact team and shape how media experiences influence daily conversations for millions of users. The role emphasizes technical vision, cross-functional collaboration, and delivery of scalable AI solutions, including transformer-based models and large language models.

Qualifications

• 5+ years of experience building and managing high-performing ML teams.
• Hands-on experience with large-scale production ML systems, including transformer-based architectures, sequence models, or Large Language Models (LLMs).
• Strong understanding of recommender systems, including candidate retrieval, ranking, value modeling, ecosystem dynamics, and measurement strategies.
• Ability to develop and communicate a clear, compelling technical strategy that supports broader company objectives and addresses the needs of internal customers.
• Passion for developing scalable, well-designed, and responsible AI solutions that drive business value.
• Strong interpersonal skills and a collaborative mindset, with the ability to effectively communicate complex technical topics to diverse audiences and build strong relationships with cross-functional partners.

Responsibilities

• Define Technical Vision & Strategy: Define the technical vision and long-term roadmap for Feed Relevance, aligning cutting-edge ML solutions with Reddit's product and business objectives.
• Team Leadership & Development: Coach and support the development of your team, constantly seeking opportunities to grow their skills and impact.
• Cross-Functional Partnership: Work with cross-functional partners from across the company to identify key areas of opportunity, set expectations, and communicate your team's work.
• Technical Execution & Delivery: Oversee the design, development, and optimization of sophisticated relevance, discovery, and content distribution systems.
• Platform & Infrastructure Collaboration: Collaborate with platform and infrastructure teams to chart a path to the next generation of AI-powered solutions for Reddit.
• Operational Excellence: Maintain high standards for system performance, reliability, and efficiency in alignment with customer needs and responsible AI principles.
• Recruiting & Growth: Partner with our incredible recruiting team to attract, interview, and hire diverse and talented machine learning engineers, growing a world-class team.

Skills

Team leadership

ML engineering

Transformer architectures

LLMs

Recommender systems

Strategic thinking

Communication & collaboration

Job description

Reddit, Inc. is seeking an experienced Senior Engineering Manager to lead the Media Ranking ML engineers responsible for improving relevance, personalization, and discovery across the core product.

You will guide a high-impact team and shape how media experiences influence daily conversations for millions of users. The role emphasizes technical vision, cross-functional collaboration, and delivery of scalable AI solutions, including transformer-based models and large language models.