Senior AI Engineer
Core
Define trust and safety problems, build image and chat moderation systems, and deploy classifiers and LLM-based models to detect prohibited content at scale.
Role type
Senior AI Engineer (Trust & Safety)
Builds
Image and chat moderation systems for prohibited content
Domain
AI/ML, Trust & Safety, Content Moderation
Deliverable
production ML models
Required skills
Model training and evaluation, LLM deployment, GPU infrastructure management, rapid retraining workflows, shadowing deployment, cost optimization, false positive reduction, production outcome measurement
Preferred skills
Trust and safety experience, product judgment, independent problem solving, experimentation rigor, clear communication
Technologies
Self-hosted GPUs, classifiers, LLMs
Responsibilities
Define trust and safety problems and determine detection targets, work with labelers to create data for moderation models, train and evaluate classifiers and LLM-based models, own model accuracy, latency, and cost, build image and chat moderation systems, develop rapid retraining and deployment workflows, automate content review and user banning with safeguards, measure production outcomes and continuously improve models
Seniority
Senior, hands-on IC
