Senior Machine Learning Data Scientist
New
E
ExtendFintech, Fraud Prevention
Remote, USFull-TimeSenior
Salary$135,000 - $165,000 per year salaried
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Job Details
- Experience
- 3+ years
- Required Skills
- PythonSQLMachine LearningPyTorchscikit-learn
Requirements
- Bachelor’s degree or higher in a quantitative field (Mathematics, Statistics, Computer Science, Engineering, Operations Research, Physics, etc.).
- 3+ years of work experience building and deploying machine learning systems into production.
- Strong proficiency in Python and SQL.
- Strong understanding of ML fundamentals: model selection, evaluation methodology, feature engineering, and common failure modes.
- Hands-on experience with PyTorch, scikit-learn, and XGBoost (or similar gradient boosting frameworks).
- High attention to detail and strong intellectual curiosity.
- Empathetic, humble, and collaborative team player.
Responsibilities
- Own the model lifecycle including requirements, experimentation, development, evaluation, and documentation.
- Translate complex fraud patterns into well-framed ML solutions and success metrics.
- Design and maintain feature engineering pipelines for model development.
- Monitor model quality in production by tracking performance, detecting data drift, and determining retraining needs.
- Partner with leadership, go-to-market, fraud operations, product, and engineering teams to execute fraud strategies.
- Champion a culture of continuous learning, experimentation, and collaboration across data science teams.
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