Lyft Interview Questions
Master your tech interview with our curated database of real questions from top companies.
Analyze Causes of Increased Lyft Ride Wait Times
Scenario A ride-hailing marketplace observes a 20% month-over-month increase in rider wait time (time from request to driver arrival). Tasks 1) Root-c...
Investigate Causes and Effects of Dynamic Pricing on ETAs
Lyft ETA Increase, Pricing Strategy, and Experiment Design Context - Lyft observes a 20% month-over-month increase in rider wait times (ETA). Assume E...
Investigate Sudden Metric Changes and Design A/B Test
Scenario A core business metric (e.g., conversion, cancellations, or gross bookings) shows a sudden spike or drop. Leadership asks for a rapid root-ca...
Optimize Driver Repositioning for Minimal Pickup Time
Scenario Design and implement algorithms for ride-sharing dispatch and capacity planning. Question Given historical rider demand density and current d...
Investigate Causes of Driver WOW Score Drop
Investigating a 10% QoQ Drop in Driver WOW (Satisfaction) Context Assume WOW is a standardized driver satisfaction metric collected via in-app surveys...
Assess Cultural Fit Through Behavioral Interview Questions
Onsite Behavioral & Leadership Interview — Data Scientist Scenario - 1-on-1 conversation with the hiring manager to assess cultural fit and past exper...
Determine Probability of Single Ride on Following Day
Trial Pricing Experiment with Two Offers Setup A new rider is given a trial on day 1 with two ride opportunities. For each offered ride, the price is ...
Develop Dynamic-Pricing Algorithm for Lyft Balancing Key Factors
Scenario You are designing Lyft’s real-time dynamic-pricing system ("surge") to balance rider demand, driver supply, and company revenue while meeting...
Design Dynamic Pricing System for Lyft: Key Features & Models
Scenario You are designing Lyft's real-time dynamic-pricing system to jointly optimize rider experience and marketplace health. The system should adju...
Analyze Rider Behavior in Dynamic-Pricing Trial
Dynamic-pricing trial: rider behavior Context (assumptions made explicit) - Each day the rider has two potential ride opportunities. - For any specifi...
Explain Bayes’ Theorem and P-Value in Decision-Making
Statistics Fundamentals: Bayes' Theorem and p-Values Context Stakeholders want clear, decision-focused explanations of two foundational concepts used ...
Home Depot Plant-Growth Product Design
Product Design Prompt: Help Customers Grow Their Own Plants You are the PM at Home Depot. Design a product that helps customers successfully grow thei...
Design web crawler for 1000 devices
Distributed Web Crawler: Design for 1,000 Devices Context Design a production-ready web crawler that starts from a single seed URL and scales crawling...
Design experiments for marketplace balance
You propose a new supplier prioritization (ranking) policy intended to increase order completion in a two-sided marketplace with known interference be...
Demonstrate leadership under ambiguity
Describe a time you faced an open-ended, lightly guided interview or project where the counterpart had a strong accent and offered little direction. H...
Query and transform marketplace data in SQL/Python
Assume today is 2025-09-01. Use the following schema and sample data to answer the questions with both SQL (preferred) and equivalent Python (pandas) ...
Compute Poisson supply–demand match probability
In a city-day of a two-sided marketplace, customer demand D ~ Poisson(8) and supplier capacity S ~ Poisson(6), assumed independent. (a) Compute P(S >=...
Design a scalable news feed system
Design a Scalable News Feed System You are building a news feed service for a large consumer mobile app with tens of millions of daily active users (D...
Print the K-th non-empty line
Given a large UTF-8 text file, write a program that prints the K-th non-empty line. Do not load the whole file into memory. Specify how you handle fil...
Solve grid compromise spread with BFS
You are given an m×n grid representing a data center: 0 = empty rack, 1 = secure server, 2 = compromised server. Each minute, any secure server that i...