Member of Technical Staff; Data Scientist, Evals

Perplexity seeks a Data Scientist to enhance answer quality through specialized evaluations in a fully remote role. Candidates with a strong data science background and proficiency in Python and SQL should apply.

In this role, you will architect and maintain automated evaluation pipelines that assess the quality of answers across Perplexity's products. Your work will directly influence the accuracy and helpfulness of responses generated by their LLM-first search engine, ensuring that the evaluations align with user needs.

You will design evaluation sets to measure the impact of tool calls on answer quality and develop solutions to evaluate visual rendering across platforms. Working within a small, high-impact team, you will collaborate with technical leadership to adapt public benchmarks and academic evaluations for practical application in product performance measurements.

This posting is for the Member of Technical Staff (Data Scientist, Evals) role at Perplexity, based in United States.