Classifying Sales Professionals on LinkedIn
Scenario
You are tasked with building a machine learning system that automatically classifies LinkedIn members who are likely to be sales professionals. The classifier will be used to power product features (e.g., Sales Solutions targeting, onboarding flows, and content recommendations) and analytics.
Questions
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Features and Data Sources
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Which features would you engineer, and what data sources would you leverage to build the classifier?
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Ground Truth and Class Imbalance
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How would you create labels (ground truth) for "sales professional" and handle class imbalance during training and evaluation?
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Modeling Approaches
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Which modeling approaches would you start with and why? Include how you'd incorporate text, graph, and behavioral signals.
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Evaluation Strategy
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How would you evaluate the model offline (validation) and online (experimentation), including metrics, splits, guardrails, and fairness checks?