Senior Machine Learning Engineer - Search

Perplexity AI•Belgrade, MT

46d

About The Position

Perplexity is seeking an experienced Senior Machine Learning Engineer to help build the next generation of advanced search technologies, with a focus on retrieval and ranking.

Requirements

Deep understanding of search and retrieval systems, including quality evaluation principles and metrics
Proven track record with large-scale search or recommender systems
Self-driven, with a strong sense of ownership and execution
Minimum of 5 years of working on search or recsys-related projects

Responsibilities

Relentlessly push search quality forward-through models, data, tools, or any other leverage available
Architect and build core components of our search platform and model stack
Train and evaluate retrieval, ranking and classification models, including LLMs
Deploy models - from boosting to LLMs - in a scalable and performant way
Build and optimize RAG pipelines for grounding and answer generation
Collaborate with Data, AI, Infrastructure and Product teams to ensure fast and high quality delivery

Benefits

Comprehensive health, dental, and vision insurance for you and your dependents.
Includes a 401(k) plan.
Equity: In addition to the base salary, equity may be part of the total compensation package.

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