Senior Software Engineer II - Ads Quality

Instacart seeks a Senior Software Engineer II for Ads Quality team to build ML infrastructure for ad serving. Responsibilities include designing and deploying ML systems, optimizing training/serving bottlenecks, building real-time feature processing, leading foundation model infrastructure, and collaborating with cross-functional teams. The role involves working with LLMs and large-scale recommendation systems.

Required: graduate degree in CS/AI/ML or equivalent, 3+ years industry experience building ML infrastructure, deep expertise in ML systems and MLOps, strong programming in Python/Go, data manipulation with SQL/Spark/Pandas, ML frameworks (Torch, Tensorflow, XGBoost), analytical and communication skills. Preferred: 5+ years tech leading, experience with real-time feature processing, sequential modeling, LLM integrations, digital advertising.