CareerPlanSign in

Machine Learning Engineer – Ad Sciences

San Mateo💼 Full-time💰 $172,500–$172,500🗓 2026-09-15 → 2026-09-26

Core

Develop and optimize ad science models, open-source LLMs, and underlying infrastructure for performance and cost efficiency.

Role type

Senior Machine Learning Engineer (Ad Sciences & Generative AI)

Builds

Training pipelines, model implementations, inference systems, and monitoring solutions for ad intelligence at massive scale.

Domain

Advertising technology, Generative AI, Large Language Models (LLMs), Reinforcement Learning

Deliverable

production ML models | infrastructure

Required skills

Large-scale distributed data systems, Python, PyTorch, accelerator-based inference systems, cloud platforms, container orchestration

Preferred skills

Java, deep recommender systems, reinforcement learning systems, ads ecosystem knowledge

Technologies

DeepSpeed, OpenRLHF, Triton, ONNX, TensorRT, Kubernetes, Spark, Airflow, JAX, TPUs, GPUs

Responsibilities

Build and support training pipelines to maximize experimentation velocity; Adapt open-source LLM infrastructure for post-training needs; Optimize online and batch inference for low latency and cost; Build monitoring and evaluation solutions; Leverage data features to strengthen pipelines; Explore new compute platforms; Collaborate with Applied Scientists on research and experiment design.

Seniority

Senior, hands-on IC

Sourced via greenhouse · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.