Machine Learning Manager – Recommendations, Forecasting

November 14

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Reddit, Inc.

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B2C • Media • Social Impact

Reddit, Inc. is a social media platform that acts as a hub for thousands of communities, where users can engage in diverse conversations ranging from breaking news to niche interests. It enables users to post, comment, and vote on content, fostering a vibrant online community. Millions of people globally connect and share their passions on Reddit, creating a dynamic environment for authentic human interaction.

501 - 1000 employees

Founded 2005

👥 B2C

📱 Media

🌍 Social Impact

📋 Description

• Define and execute the long-term roadmap for the Auto-Bidding team, balancing innovation, efficiency, and revenue impact • Collaborate with leadership to align technology investments with broader business objectives • Oversee the design, implementation, and maintenance of high-performance advertiser- and sales-facing products • Ensure these systems meet or exceed accuracy goals, advertiser expectations, and system reliability standards • Recruit, mentor, and retain top engineering talent. • Foster a collaborative, inclusive, and high-performing culture with a strong emphasis on technical mentorship and career development • Partner with Product Managers and other engineering teams to align technical work with product requirements and KPIs • Effectively communicate complex technical concepts to non-engineering stakeholders • Drive best practices for model quality, experimentation, system reliability, and operational excellence • Identify and implement opportunities to increase engineering velocity, reduce costs, and improve system performance

🎯 Requirements

• Significant experience managing engineering teams, ideally in machine learning or similarly technical domains. • Extensive hands-on experience building and operating large-scale Ads or Marketplace systems. • Demonstrated success in managing, mentoring, and growing teams. Skilled in hiring, performance management, and fostering diverse, inclusive environments. • Experience with real-time serving systems, model development, and optimization pipelines (preferred). • Familiarity with PID controllers, multi-armed bandits, reinforcement learning, or other bidding/pricing optimization approaches. • Skilled in designing new bidding optimization algorithms and conducting A/B tests to evaluate business and marketplace impact. • Knowledge of metric design, experimentation methodologies, and large-scale data analysis. • Expertise in building and maintaining scalable systems, high-performance serving architectures, real-time streaming, and robust data pipelines. • Familiarity with ads delivery, recommendations, targeting, or marketplace optimization systems. • Ability to define a clear technical vision and lead day-to-day execution. • Comfortable working across disciplines—engineering, product, data science—and communicating technical ideas to broad audiences.

🏖️ Benefits

• Comprehensive Health benefits • Registered Retirement Savings plan with matching contributions • Income Replacement Programs • Family Planning Support • Gender-Affirming Care • Mental Health & Coaching Benefits • Flexible Vacation & Reddit Global Days Off