Interview Questions

Ahmed A. - "Good Question, but I would've marked this as medium not hard difficulty, since it's just a straightforward traversal."See full answer

Prajwal M. - "select t.user_id, u.name,count(*) as orders from transactions as t join users as u on t.user_id=u.id group by t.user_id,u.name order by orders desc limit 1"See full answer

Srikanth A. - "Clarify - What is the product ? Autonomous driving capability Technology as a vehicle to drive man driver capability What is the current stage of project ? Technology is ready I will start by understanding the Goal, Intention behind this initiative as I am considering myself new PM joined this team and I have to come up with go to market strategy. Goal - More users to adopt and build trust with self driving car capability. Target user persona End user Businesses -Rideshare service -Food"See full answer

Sneha D. - "Design a university voting app"See full answer

Arya R. - "I'm going to assume the problem is limited until the point of where the rider get into the car. Rider segments/characteristics: Local rider (lives and travels in the same city) Tourist rider (visiting a city, using Lyft for the first time in the city) Lets think about some problems for these types of users: Local rider: (Choose to prioritize on these use-cases assuming its a larger % of rides overall) Ride shows as confirmed, but driver does not move on the map Driver does"See full answer

Arthur Y. - "Clarifying questions: Clarify what Facebook Lite is Assumed answer: It’s a slimmed down version of mobile FB app optimized for slower connections and uses less data than the primary mobile FB app by not offering features like videos and high resolution photos. It is only available on Android and primarily built by FB to the developing world can have access to FB. What is meant by “opens are down”? Assumed answer: The total amount of opens of the app on Android devices"See full answer

Anonymous Tapir - "After clarifying the question, answered in following way: Defined what is Google Map. Discussed its history and dominant #1 current market position Aligned with the Google's mission Listed few users segments and few features for roadmap and discussed technology advancements & need to continue to innovate and differentiate aggressively"See full answer

Rishi P. - "Optimizing Booking.com to improve conversion rates involves a strategic and holistic approach that considers various aspects of the user experience, website functionality, and marketing. Here are several strategies that could be employed: \\User-Centric Design:\\ \\Mobile Optimization:\\ Ensure the website is fully optimized for mobile devices, given the increasing number of users booking on smartphones. \\Intuitive Navigation:\\ Streamline the booking process with a cl"See full answer

Anonymous Narwhal - "I'm seeking a role in which I can be continually challenged to devise innovative and streamlined solutions for complex issues, particularly with regard to the persistent soaking problem. I'm excited about the opportunity to not only excel in my own performance but also to empower and enable my colleagues to perform at their absolute best. My goal is to wield my influence and magnetic qualities to not only attract but also retain top-tier engineering talent, all in alignment with our shared objec"See full answer

Techzen I. - "Implemented the Java code to find the largest island. It is similar to count the island. But in this we need to keep track of max island and compute its perimeter."See full answer

Gabriel P. - "Hi, my solution gives the exact numerical values as the proposed solution, but it doesn't pass the tests. Am I missing something, or is this a bug? def findrevenueby_city(transactions: pd.DataFrame, users: pd.DataFrame, exchange_rate: pd.DataFrame) -> pd.DataFrame: gets user city for each user id userids = users[['id', 'usercity']] and merge on transactions transactions = transactions.merge(user_ids, how='left"See full answer

Ben G. - "Ask Follow up Questions Is this for specific type of user or open? Do we have any past research that has been done? Do we have an idea of company and user goals? Do we have metrics of success? Are there any existing constraints? Why  |  5 min Why is this product or feature important? How does this product benefit customers? What business opportunities does it create? What is our hypothesis? What are our company goals? Who  |  3 min Who are the different types"See full answer