Perplexity AI

Senior Search Engineer - London

Posted 19 Days Ago

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Camden Area, Camden, Greater London, England

Senior level

Artificial Intelligence • Software

The Role

The Senior Search Engineer will design and build large-scale search infrastructure, optimize performance, and enhance serving systems. Responsibilities include scaling search engines, ensuring uptime, and training ranking models like LLMs.

Summary Generated by Built In

Perplexity is seeking an experienced Search Engineer to shape the future of the search infrastructure that powers our products. If you're keen on pushing boundaries and making a significant impact, this role is for you.

Responsibilities

Designing and building large-scale infrastructure to power crawling, ranking, and retrieval systems.
Scaling and optimizing search engine for maximum efficiency.
Enhancing serving infrastructure to reduce costs and latency while maintaining 99.9% uptime.
Training and evaluating ranking models, including LLMs.

Qualifications

Proven track record working with large-scale search and retrieval systems.
Self-starter with a willingness to take ownership of tasks.
Minimum of 5 years of working on search-related projects.
Deep understanding of the search and retrieval systems.

Our cash compensation range for this role is $160,000 - $250,000.

At Perplexity, we've experienced tremendous growth and adoption since publicly launching the world's first fully functional conversational answer engine just over a year ago. Our AI-powered search assistant has amassed 10 million monthly active users as of early 2024, with our mobile apps installed over 1 million times across iOS and Android devices. In 2023 alone, we served over 500 million queries from users around the globe.

To support our rapid expansion, we've raised significant funding from some of the most respected investors in technology. In January 2024, we raised $73.6 million in a Series B round led by IVP, with participation from NVIDIA, Jeff Bezos' investment fund, NEA, Databricks, and other prominent firms. We followed that up with a $62.7 million Series B1 round in April 2024 led by Daniel Gross, valuing Perplexity at over $1 billion.
Our prominent investor base includes IVP, NEA, Jeff Bezos, NVIDIA, Databricks, Bessemer Venture Partners, Elad Gil, Nat Friedman, Naval Ravikant, Tobi Lutke, and many other visionary individuals.

Final offer amounts are determined by multiple factors, including, experience and expertise, and may vary from the amounts listed above.

Equity: In addition to the base salary, equity is part of the total compensation package.

Benefits: Comprehensive health, dental, and vision insurance for you and your dependents. Includes a 401(k) plan.