Member of Technical Staff (ML Engineer, Recommendations & User Modeling)

What this role involves

Perplexity seeks an experienced ML engineer to design and optimize recommendation systems. The role involves building user modeling and personalization for LLM-native products. Responsibilities include owning ranking and personalization surfaces, building data foundations, and shaping technical direction.

Skills this posting asks for

• recommendation systems
• ranking
• personalization
• machine learning
• llm integration
• user modeling
• online experimentation
• engagement modeling
• feature stores
• real-time serving
• feed ranking
• growth modeling
• lifecycle modeling

From the employer’s posting

Perplexity is seeking experienced ML engineers to design, build, and optimize the recommendation systems that power core experiences on Perplexity. Perplexity builds AI for those who expect more. Our products are designed to help people find answers, make their most consequential decisions, and co…