HARDAnalytics & Experimentation
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Design A/B Test for Cost-Per-Conversion Efficiency Analysis
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MEDIUMSystem Design
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Design low-latency large-scale hotel booking system
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HARDSystem Design
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Design a high-concurrency ticketing system
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EASYCoding & Algorithms
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Implement stacks, streaming median, and upward path sum
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HARDAnalytics & Experimentation
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MEDIUMMachine Learning
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EASYStatistics & Math
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EASYBehavioral & Leadership
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EASYMachine Learning
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MEDIUMMachine Learning
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MEDIUMAnalytics & Experimentation
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MEDIUMData Manipulation (SQL/Python)
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