full-time
Quantitative Researcher
Petra Security
- Employer
- Petra Security
- Location
- San Francisco
- Working pattern
- on-site
About the role
You will be responsible for core ML detection research, designing and deploying models to identify account compromise in real time. You will also collaborate with the CTO and Head of Machine Learning to architect scalable solutions and ensure high-quality production performance. The role requires 1-4 years of quantitative or machine learning research experience with a focus on shipping production-grade models. Candidates must possess strong engineering fundamentals and proficiency in Python, along with experience in high-stakes domains like fraud detection or quantitative finance.