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Amazon Data Science Interview Questions

Originally published on StrataScratch. Amazon is an e-commerce giant and one of the most valuable brands in the world. Data collection and analysis is the key to Amazon’s business model. The e-commerce giant uses data to personalize user experience, create and design products, and even to improve the efficiency of their business operations. Considering the …

Lyft Data Scientist Interview Question Walkthrough

Originally published on StrataScratch. Behind the user friendliness of the smartphone app, Lyft puts a lot of effort into collecting and analyzing data about its users and drivers. This helps them plan and optimize their resources to provide the most efficient inner city transportation considering the price, time, and level of comfort. Interviewers at Lyft …

Uber SQL Interview Questions

Uber is a company that changed inner city travel and made the lives of millions of users much easier. Their main product is a smartphone app that lets users find a ride for a reasonable price. Uber is involved in a number of other businesses, such as food delivery, shipments, and more. All of these …