Staff Machine Learning Engineer, Bidding and Pacing

Job Description

Reddit is seeking a Staff Machine Learning Engineer to join its Advertiser Optimization team. This person will contribute to building innovative advertiser optimization products focused on bidding and pacing.

The Staff Machine Learning Engineer will be responsible for the quality and technical approach within the team. They will also collaborate with cross-functional teams to ensure customer voices are represented and design experiments to quantify system impact.

Reddit is a community of communities. It’s built on shared interests, passion, and trust and is home to the most open and authentic conversations on the internet.

Responsibilities:

• Building Reddit-scale optimizations to improve advertiser outcomes.
• Leveraging live auction data and model predictions to adjust campaign bids in real time.
• Incorporating knowledge of the Reddit ads marketplace into budget pacing algorithms.
• Leading the team on designing new bid & budget optimization products.
• Actively participating and working with other leads to set the team's long-term direction.

Requirements:

• 7+ years of contributing high-quality code to production systems.
• 5+ years of experience building control systems, PID controllers, multi-armed bandits, reinforcement learning algorithms, or bid/pricing optimization systems.
• Experience leading large engineering teams and collaborating with cross-functional partners is required.
• Significant experience in one or more general-purpose programming languages like Java, Python, Go, Scala, C++ or similar.
• Experience with data processing frameworks like Spark, Flink, Kafka, Druid, etc.
• Experience with cloud service provider like AWS or GCP.
• Experience with machine learning modeling framework like Tensorflow or PyTorch.

Reddit offers:

• Comprehensive Healthcare Benefits
• 401k Matching
• Personal & Professional development funds
• Flexible Vacation
• 4+ months paid Parental Leave
• Paid Volunteer time off