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Data Scientist

petra-labsNew York CityData & Research
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Salary
Not listed
Job type
Full-time
Posted
29 Sept 2026
Status
Open · checked 7d ago

About this role

Petra Labs is seeking a Data Scientist based in New York City to lead in-house research on consumer large language models and support data-driven decision making. This full-time position is ideal for an individual with expertise in Python and SQL who thrives in an early-stage, autonomous environment.

Role Overview

Petra Labs builds the attribution and experimentation layer for artificial intelligence search through large-scale simulations, agentic analysis, and deep integrations. The organization operates from an office in the SoHo neighborhood of New York City and recently secured $5.2M in funding from Work-Bench, Pathlight, and Afore.

Key Responsibilities

Direct in-house research regarding how consumer large language models search, reason, and synthesize sources while tracking frontier generative engine optimization and AI engine optimization studies.
Guide product and engineering groups through data analysis and experimentation for agent evaluations and core analytical pipeline updates.
Design, execute, and analyze experiments and causal inference models, including measurement frameworks where standard A/B testing is unavailable.
Construct continuous data pipelines and recurring measurement systems to transform temporary research insights into durable product features.

Requirements

Mastery of Python and SQL programming languages.
Solid background in statistics and experimentation covering experiment design, effect estimation, and evaluation metrics.
Demonstrated ability to operate effectively within ambiguous, early-stage settings while balancing speed and analytical rigor.
Strong verbal and written communication capabilities to influence stakeholders using empirical evidence.

Skills and Tools

Python
SQL
Causal inference methods
Experiment design and evaluation metrics
Data pipelines

About the Company

Petra Labs develops attribution and experimentation infrastructure for AI-driven information retrieval to help companies measure and optimize growth channels. The company maintains a small team in New York City focused on transparent discourse, high autonomy, and rigorous scientific research.

How to Apply

Interested candidates should visit the official company careers page to submit an application.

Skills and tech stack

Questions candidates ask

Where is the Data Scientist position located?

The role is based in the company office located in the SoHo neighborhood of New York City.

What technical languages are required for the role?

Applicants must be experts in Python and SQL.

What is the primary focus of the research responsibilities?

The research focuses on investigating how consumer large language models search, reason, and synthesize sources, alongside frontier generative engine optimization and AI engine optimization studies.

Who funds Petra Labs?

Petra Labs has raised funding from Work-Bench, Pathlight, and Afore.

Ready to apply?

The application is on the official petra-labs careers page.

Apply on company site