Lendbuzz Data Scientist Interview Questions
The questions to prepare for a Lendbuzz Data Scientist interview. Questions from real interview reports rank first. Updated weekly.
Find the second highest salary in each department without using aggregate functions.
LendbuzzTests your ability to build trend features and monitoring queries using window functions.
LendbuzzUse ROW_NUMBER() to keep the earliest created_at 'Repl created' per entity and return out-of-order duplicates to delete.
Replit
QuantcastFind the top 3 customers in each region by transaction volume using joins, aggregation, and window ranking.
JPMorganChase
Silicon Valley Bank
NaviExplain the bias-variance tradeoff mathematically and how L1 and L2 regularization change model complexity and weights.
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Tests your debugging skills for production metric regressions and root-cause analysis.
LendbuzzTests your ability to select appropriate evaluation metrics for imbalanced credit risk problems.
LendbuzzTests your understanding of experimental validity, bias, and operational risks in lending experiments.
LendbuzzTests your ability to apply Bayes' Theorem to credit default probability using underwriting indicators.
LendbuzzTests your ability to translate model goals into measurable product and business outcomes.
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