Distinguished Engineer, Machine Learning Systems – Economy
Core
Leading strategy and technical direction for large-scale ML systems powering personalization, pricing, search, and content understanding in Roblox's virtual economy.
Role type
Distinguished Engineer / Technical Director, ML Systems
Builds
Scalable ML infrastructure for retrieval, ranking, generative modeling, and LLM-powered personalization across Marketplace, Developer Monetization, Payments, and Avatar.
Domain
Virtual economy, Generative AI, Large-scale ML Systems
Deliverable
production ML models
Required skills
Large-scale ML systems architecture, Recommendation systems, Ranking infrastructure, Generative AI (Transformers, LLMs, RAG), Distributed training, GPU-accelerated workflows, Feature stores, Inference optimization
Preferred skills
Multi-modal embeddings, Avatar generation, Technical leadership, Mentoring senior engineers
Technologies
Transformers, LLMs, Embeddings, RAG pipelines, GPU training, Online feature stores
Responsibilities
Set technical direction for ML systems powering core economy experiences, Build and evolve infrastructure for training and serving ML/GenAI models, Optimize ML system performance for low-latency and cost-aware inference, Guide development of robust ML pipelines and experimentation platforms, Collaborate with product partners to align architecture with business priorities, Mentor senior engineers and establish technical culture, Ensure robustness and scalability of ML systems, Own architecture for foundational ML systems, Scale ML organization and define future economy intelligence stack
Seniority
Distinguished Engineer / Technical Director, Strategy & Hands-on IC
