Staff Machine Learning Engineer, Consumer
Core
Lead end-to-end ML initiatives from ideation to production for Reddit's recommendations, search, messaging, and foundational AI systems.
Role type
Staff Machine Learning Engineer (Consumer)
Builds
Large-scale ML systems for content discovery, relevance, and monetization across Reddit's ecosystem.
Domain
Social media, large-scale applied machine learning, AI/LLM
Deliverable
production ML models
Required skills
Deep learning (Transformers, GNN), TensorFlow/PyTorch/Hugging Face, Python, Golang, data pipelines, feature engineering, model training/serving, production monitoring
Preferred skills
Recommender systems, search systems, NLU/NLP/LLM, distributed systems (Spark, Kafka, Ray), real-time systems, LLM/GenAI techniques (fine-tuning, RAG), experimentation rigor
Technologies
TensorFlow, PyTorch, Hugging Face, Python, Golang, Spark, Kafka, Ray, Airflow, BigQuery, Redis
Responsibilities
Lead end-to-end ML initiatives from ideation through production; Architect, build and deploy large-scale ML systems; Drive measurable impact on user engagement; Collaborate with cross-functional teams; Stay at the forefront of AI research; Mentor and guide senior and mid-level ML engineers; Set technical vision and drive technical discussions
Seniority
Staff, hands-on IC with strategic leadership
