Technical Onsite Scenario: End-to-End ML Project Deep Dive
Prompt
Describe a machine learning model you built in a recent project.
Address:
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What business problem did it solve and why it mattered.
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Key technical challenges, how you diagnosed them, and how you resolved them.
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How you evaluated performance (metrics, validation) and how you decided on deployment.
Hints
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Cover: data understanding, feature engineering, model choice, metrics, iteration, and business impact.
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Be explicit about assumptions, experimentation guardrails, and how you handled risk (e.g., class imbalance, leakage, drift).
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A clear structure often works well: Problem → Data → Features → Model → Challenges & Fixes → Evaluation → Deployment → Impact.