Member of Technical Staff (Machine Learning Engineer, Search)
Join Perplexity AI as a Machine Learning Engineer to advance search technologies focused on retrieval and ranking.
Posted by employer 1 year ago
First seen on Joblaze 1 week ago
Last verified on the company career page 1 day ago
Skills & Technologies
Requirements
- Experience
- 5+ years
Not disclosed in this posting: compensation, work arrangement, visa sponsorship.
Joblaze summary
In this role, the Machine Learning Engineer focuses on enhancing search quality through the development and deployment of advanced retrieval and ranking models. Key skills include expertise in search systems, large-scale model training, and the ability to optimize RAG pipelines. This position is ideal for a seasoned professional with at least five years of experience in search or recommendation systems, who thrives in a collaborative environment. Perplexity AI emphasizes innovation in search technology, making it a dynamic place for those passionate about pushing boundaries.
Joblaze insights
- Listed 9 days ago on Joblaze — tracked directly from Perplexity AI's career page.
- Perplexity AI has 115 other open roles including Member of Technical Staff (Applied AI Engineer, Agent Capabilities), Strategic Business Operations Lead, API, Technical Customer Success Manager, API.
- 797 active Machine Learning roles on Joblaze right now.
- 126 active LLMs roles on Joblaze right now.
- 58 active Search roles on Joblaze right now.
- Typical Machine Learning salary we track runs $145,000–$230,000 (median $186,500, across 354 roles). See Machine Learning salary trends
Quick facts
- How much experience is required?
- At least 5 years of relevant experience for this Member of Technical Staff (Machine Learning Engineer, Search) role.
- What's the tech stack?
- Joblaze extracted these technologies from the posting: LLMs, Machine Learning, Ranking, Retrieval, Search.
- What seniority level is this role?
- Perplexity AI targets senior candidates for this position.
- Is this full-time or contract?
- Full-time for this Member of Technical Staff (Machine Learning Engineer, Search) role at Perplexity AI.
From the original posting
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