Lead Machine Learning Scientist

The role

You will develop and deploy advanced machine learning solutions to detect fraud and expand access to credit. You will work across the full machine learning lifecycle, from exploring datasets to deploying and monitoring models.

What you will do

• Build and deploy advanced fraud detection models.
• Develop, train, validate, and optimize machine learning models for identity and account takeover fraud.
• Explore large datasets and engineer predictive features.
• Take models from research and prototyping through testing, deployment, and monitoring.
• Use modern AI tools to improve research, coding, and modeling workflows.
• Analyze model performance, fraud trends, and approval rates.
• Partner with Engineering, Product, and Risk Operations to integrate models into production systems.

Required qualifications

• 7+ years of hands-on machine learning experience.
• Demonstrated track record of developing, deploying, and optimizing predictive models in production.
• Deep fraud modeling expertise including identity fraud, synthetic identities, first-party fraud, and account takeover.
• Advanced proficiency in Python and SQL.
• 4+ years of experience with ML frameworks and cloud technologies including TensorFlow, PyTorch, and Spark.
• Experience leveraging generative AI and AI-assisted tools.
• Strong analytical and business judgment.
• Proven end-to-end execution of complex ML problems.
• Strong communication and collaboration skills.
• Bachelor's degree in Computer Science, Mathematics, Statistics, Engineering, or a related quantitative field, or equivalent practical experience.

Nice to have

• Experience with graph databases
• Graph-based fraud detection
• Network analytics

Benefits

• Flexible hours and virtual-first work culture
• Home office stipend
• Premium Medical, Dental, and Vision Insurance plans
• Generous paid parental and caregiver leave
• 401(k) savings plan with matching contributions
• Financial advisor and financial wellness support
• Flexible PTO
• Generous company holidays, including Juneteenth and Winter Break
• All-company in-person events once or twice a year
• Virtual events

About the company

Dave is a financial app on a mission to build products that level the financial playing field. It offers digital financial products designed to meet the credit needs of those underserved by traditional financial institutions.