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Machine Learning Engineer

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. Every day, Reddit users submit, vote, and comment on the topics they care mo

Company

Reddit

Location

San Francisco, CA

Status

Open

Posted

2026-11-05T16:13:17+00:00

Reddit is hiring a machine learning engineer to build models for ad ranking, bidding and optimization, owning the work from research through production serving, feature engineering, monitoring and automated retraining. The role involves studying new algorithms and working with product managers, data scientists and engineers. Requirements are a master's degree in computer science, engineering or a related quantitative field plus two years of experience, and familiarity with XGBoost, LLMs, Kafka, Google Cloud Platform and batch data pipelines. Hybrid in San Francisco, with part-time telecommuting allowed.