Senior Data Scientist

Brigit

Data Scientist responsible for building and improving key ML models. Join a fintech startup helping Americans with financial wellness.

Posted 6/29/2026full-timeSan Francisco • California • 🇺🇸 United StatesSenior💰 $175,000 - $200,000 per yearWebsite

Tech Stack

Tools & technologies

PandasPythonScikit-LearnSQL

About the role

Key responsibilities & impact

Build, test, improve and roll out new models in a variety of problem spaces.
Analyze how our customer base is shifting as we grow and pinpoint areas we can improve.
Help our existing engineering and business teams achieve our cross-functional goals.

Requirements

What you’ll need

5+ years of experience doing data science (modeling + analysis)
Advanced degree in data science, statistics, computer science, or related field.
Proven expertise in machine learning principles and techniques
Experience in Python, using industry-standard modeling toolkits like sklearn, JupyterLab, pandas, matplotlib, statsmodels, etc.
Experience in writing complex SQL queries and the ability to put together multiple data sources
Experience creating training data sets, training models, tuning hyperparameters, performing validation, running A/B tests in production, creating and owning performance and model monitoring
Experience building classification and prediction models, testing them in a startup environment and iterating to improve their models.
Ability to work effectively and communicate ideas/code clearly in a cross-functional team environment (Engineering, Product and Business teams)
Experience building end-to-end data science solutions to address business needs: from ideation to deployment & AB testing
Strong written and verbal communication skills, with the ability to explain complex concepts to various audiences

Benefits

Comp & perks

Medical, dental, and vision insurance
Flexible PTO Policy
401k plan
Paid Parental Leave
Physical and mental wellbeing benefits including Wellhub for access to virtual workouts and discounted gym memberships, and Headspace for covered virtual therapy sessions and unlimited on demand health support
Monthly reimbursements to use against wifi and cell phone bills
Annual reimbursement for Learning & Development
Help hard working Americans build a brighter financial future
High-growth company
A dynamic, flexible and collaborative start-up work environment with a highly talented team

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Data ModelingData AnalysisMachine Learning PrinciplesModel TuningA/B TestingPerformance MonitoringClassification ModelsPrediction ModelsTraining Data SetsHyperparameter Optimization

Soft Skills

Effective CommunicationCross-Functional CollaborationProblem-Solving

Certifications

Advanced Degree in Data ScienceAdvanced Degree in StatisticsAdvanced Degree in Computer Science