Staff Machine Learning Engineer, Ads ML Efficiency

Join Reddit's ML Efficiency team as a Staff Machine Learning Engineer to build and optimize the infrastructure that powers our ML models at scale. You will focus on improving developer productivity, reducing costs, and accelerating experimentation across our ML ecosystem, making a direct impact on how Reddit operates.

• Design and build systems for ML training and inference efficiency
• Develop tooling for ML debugging, profiling, and optimization
• Improve GPU and resource utilization
• Partner with ML researchers and product teams on performance
• Optimize distributed training and model serving architectures
• Lead technical strategy for ML platform scalability and cost efficiency