# Principal Data Scientist, Detection

**Company**: Cloudflare
**Location**: New York
**Work arrangement**: hybrid
**Experience**: senior
**Job type**: full-time
**Salary**: $215,000 - $270,000
**Category**: Engineering
**Industry**: Technology

**Apply**: https://job-boards.greenhouse.io/cloudflare/jobs/8175615?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_ca635d81-0d5

## Description

Cloudflare's Engineering Team is home to some of the industry's top engineers, dedicated to building and scaling innovative software that handles a huge proportion of the Internet. The Detection department sits at the heart of that mission, identifying automated, fraudulent, and malicious activity across the Internet and through its gateway.

As a Principal Data Scientist, Detection, you will lead the research, design, and evaluation of detection models that identify automated, fraudulent, and malicious activity across Internet-scale data. You will mentor others in uncovering patterns and behaviors that distinguish adversaries from legitimate users, own the detection measurement framework, and drive adoption of promising AI/ML techniques.

Responsibilities:

- Lead the research, design, and evaluate detection models that identify automated, fraudulent, and malicious activity across Internet-scale data

- Mentor others in how to uncover patterns and behaviors that distinguish adversaries from legitimate users

- Own the detection measurement framework, defining metrics and evaluation strategies for problems where ground truth is noisy, delayed, or contested

- Drive adoption of promising AI/ML techniques and represent Cloudflare in the broader research community

- Drive cross-functional partnerships with ML Engineers, Data Engineers, and Product; Influence roadmaps and align detection strategy with company priorities

- Shape long-term detection strategy, identifying gaps and opportunities that span multiple product areas

Desirable Skills, Knowledge, and Experience:

- Fraud and bots at scale: experience across fraud, abuse, and/or bot detection on large, high-velocity traffic

- Strong fundamentals, fluent in data: solid applied statistics, machine learning, and AI methodology fundamentals

- At least 8-10 years of experience professionally working in Data Science, ML Engineering, or Software Engineering

- Demonstrated ability to make ambiguous, high-stakes technical decisions with incomplete information

- Comfortable with Python & SQL in production environments

Compensation:

- Estimated annual salary of $215,000 - $270,000 for New York City based hires

- Eligible to participate in Cloudflare's equity plan

Benefits:

- Health & Welfare Benefits: Medical/Rx Insurance, Dental Insurance, Vision Insurance, Flexible Spending Accounts, Commuter Spending Accounts, Fertility & Family Forming Benefits, On-demand mental health support and Employee Assistance Program, Global Travel Medical Insurance

- Financial Benefits: Short and Long Term Disability Insurance, Life & Accident Insurance, 401(k) Retirement Savings Plan, Employee Stock Participation Plan

- Time Off: Flexible paid time off covering vacation and sick leave, Leave programs, including parental, pregnancy health, medical, and bereavement leave

## Skills

### Required
- Python
- SQL
- Machine Learning
- Data Science
- Statistics

### Nice to have
- Fraud detection
- Bot detection
- Applied statistics
- AI methodology

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Source: [Apply at job-boards.greenhouse.io](https://job-boards.greenhouse.io/cloudflare/jobs/8175615?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)