Machine Learning Engineering Manager - Core Ads Ranking

Details

Reddit is a community of communities, built on shared interests, passion, and trust. The Core Ads Ranking team advances user representation and graph learning, improves sequence modeling across ads verticals, and builds robust pipelines and state-of-the-art architectures for foundational models. The team also leads core initiatives in knowledge distillation, model calibration, and heuristic improvement.

This role offers the opportunity to shape and scale Reddit’s foundational modeling and deep user-understanding roadmap while collaborating with downstream teams including Retrieval, Shopping, Click Prediction, Video View-Through Prediction, Conversion Prediction, and App Ads Modeling.

Responsibilities

• Define and execute a roadmap for foundational models and user understanding, balancing high-ambiguity, long-term investments with measurable milestones.
• Partner with vertical customer teams, horizontal signal teams, and infrastructure and platform teams to align on direction, strategy, priorities, and constraints.
• Oversee the machine learning model development lifecycle from ideation to deployment, ensuring high standards for ML performance, reliability, and robustness.
• Recruit, mentor, and retain top machine learning talent while fostering a culture of growth, collaboration, and technical excellence.

Requirements

• At least 1 year of management experience leading machine learning-focused teams.
• At least 6 years of experience building and scaling machine learning models and working with state-of-the-art machine learning models.
• At least 4 years of hands-on experience with TensorFlow or PyTorch.
• Proven experience training, evaluating, and deploying large-scale models across the end-to-end machine learning lifecycle.
• Experience with foundational models and user or content understanding.
• Experience with advertising is a plus.

Benefits

• Comprehensive healthcare benefits and income replacement programs.
• 401(k) with employer match.
• Global benefit programs supporting workspace, professional development, caregiving, and other lifestyle needs.
• Family planning support.
• Gender-affirming care.
• Mental health and coaching benefits.
• Flexible vacation and paid volunteer time off.
• Generous paid parental leave.

Compensation

The base salary range for this position is $230,000–$322,000 USD. The position is also eligible to receive equity in the form of restricted stock units and, depending on the position offered, may be eligible to receive a commission. Final offer amounts are determined by factors including skills, depth of work experience, and relevant licenses or credentials.

Reddit is an equal opportunity employer committed to reasonable accommodations for qualified individuals with disabilities and disabled veterans. In select roles and locations, interviews may be recorded, transcribed, and summarized by artificial intelligence, with the opportunity to opt out before scheduled interviews.