✦ Luna Orbit — AI & Machine Learning

Staff Data Scientist

at SoFi

📍 CA - San Francisco Remote Posted March 31, 2026
Type Full-Time
Experience lead
Exp. Years 5+ years
Education Master's degree in Computer Science, Statistics, Mathematics, Physics, Engineering, or a quantitative field required. Ph.D. preferred.
Category AI & Machine Learning

Lead the evolution of SoFi’s Home Loan and Home Equity risk frameworks using state-of-the-art ML methods to solve default, prepayment, and risk valuation problems for secured loan products.

  • Lead the design and implementation of ML models for mortgage risk use cases (credit underwriting, DTI validation, automated appraisal reviews)
  • Provide technical oversight and end-to-end ownership of externally developed models
  • Present model performance and portfolio insights to senior leadership
  • Collaborate with Model Risk Management and governance teams to satisfy regulatory standards
  • Operationalize models with deployment, real-time monitoring, and integration into core business systems

Stack includes Python, SQL, AWS SageMaker with production deployment, Git, Docker, and CI/CD pipelines; modeling techniques include linear/logistic regression and ensemble methods (XGBoost/LightGBM).

The ideal candidate is a senior data scientist with 5+ years of mortgage risk modeling experience, expert in Python/SQL and production ML on AWS SageMaker, and able to navigate Model Risk Management and regulatory standards.

Master’s degree in a quantitative field5+ years of experience building ML models in Home Loans/Home Equity lendingPythonSQLAWS SageMakerGitDockerCI/CDXGBoostLightGBM
Ph.D. preferredModel Risk Management lifecycle experienceCross-functional experience across ProductEngineeringand Risk
AWS SageMakerGitDockerCI/CD pipelines
Master’s degree in a quantitative field5+ years of ML modeling in Home Loans/Home EquityPythonSQLAWS SageMakerGitDockerCI/CDXGBoostLightGBMlinear regressionlogistic regressionDTI validationAVMsmortgage riskhome loanshome equityModel Risk Managementregulatory compliance
PythonSQLAWS SageMakerGitDockerCI/CDXGBoostLightGBMstatistical modelinglinear regressionlogistic regressionDTI validationAVMscredit riskmortgage risk modeling
communicationleadershipstakeholder managementcross-functional collaborationregulatory compliance awareness
Industry Fintech
Job Function Develop and deploy mortgage risk ML models for home loan and home equity portfolios
Role Subtype Data Scientist
Tech Domains Python, SQL / PostgreSQL, Amazon Web Services, Kubernetes, Docker
Staff Data ScientistData ScientistMachine Learning EngineerPythonSQLAWS SageMakerGitDockerCI/CDXGBoostLightGBMlinear regressionlogistic regressionDTIAVMsmortgage riskhome loanshome equityModel Risk ManagementMRMregulatory compliancecredit riskmortgage risk modelingproduction5+ years

5+ years mortgage risk modeling experience, Production ML experience with AWS SageMaker, Python and SQL proficiency

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