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Longitude Labs - Member of the Technical Staff

$250k - $350k
Full-time

deCircle

Longitude Labs: stealth data infrastructure for leading AI labs (30 people, $30M raised; founders from a top frontier lab and an AI-infra decacorn). One of the first dedicated research hires.

Comp: $250K-$350K base (can go higher for exceptional research credentials) + competitive equity. Location: In-office 5 days (flexible to 4), NYC or SF. Visa: Visa transfers and sponsorship available.

Responsibilities

  • Design and own benchmarks, evals and dataset taxonomies setting the standard for AI data quality

  • Independent research and publishing to establish thought leadership in AI benchmarks

  • Identify where frontier models fail and build datasets to close gaps

  • Partner with domain experts and deployment leads (life sciences, finance) on what high-quality data looks like

  • Drive the research agenda with autonomy

Tech stack: Python, PyTorch, LLMs, Evaluation Frameworks, Data Pipelines

Source:

  • PhD in ML/CS/CV or quantitative science (strongly preferred)

  • Top-venue publications (ICML, NeurIPS), ideally top author with cited work

  • Deep LLM, benchmark design, eval methodology and data quality expertise

  • NYC or SF, in-office 5 days (flex 4)

Vacancy posted 2 days ago
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