Senior Principal Machine Learning Engineer, Ad Platforms

What you'll do

• Review designs and implementations for adherence to best practices.
• Influence multi-year technical roadmaps within the Ad Platforms team.
• Translate product requirements into technical implementations, partnering with team leads.
• Explore and implement proofs-of-concept to optimize system performance and reduce overhead.
• Define and document software and models in high-throughput, low-latency environments.
• Mentor team members on professional software development practices and methodologies.
• Establish shared technical standards across globally distributed ML teams.

What we're looking for

• Over 12 years of software engineering experience with a focus on distributed and highly available services.
• Strong expertise in machine learning frameworks like TensorFlow, PyTorch, and Hugging Face libraries.
• Experience in model optimization techniques including TensorRT, ONNX, and DeepSpeed.
• Proficiency in fine-tuning models using SFT, PEFT, RLHF, and adapters.
• In-depth knowledge of prompt engineering, retrieval-augmented generation (RAG), context management, and multi-agent systems.