Job at Perplexity
Member of Technical Staff (Machine Learning Engineer, Search)
- Employer
- Perplexity
- Location
- Belgrade · Berlin · London
- Workplace
- hybrid
- Employment
- full-time
- Department
- Search
- Last published
- First listed on USASI
Apply on Perplexity’s site (external site)View the posting on Perplexity’s job board (external site)
This posting comes from Perplexity’s own Ashby job board. USASI checks that board every day and removes this page once the employer closes the posting. The description below is Perplexity’s text as published; USASI does not edit it, does not recruit, and does not take applications. How jobs are collected.
Job description
Perplexity is seeking an experienced Machine Learning Engineer to help build the next generation of advanced search technologies, with a focus on retrieval and ranking.
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
Qualifications
- 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
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