Uber Interview Questions
Practice 290 real Uber interview questions for 2026. Covers top categories — Coding & Algorithms, Analytics & Experimentation, Machine Learning, Behavioral & Leadership, Statistics & Math — across Software Engineer, Data Scientist, Machine Learning Engineer, and Technical Program Manager roles. Real questions from actual interviews with detailed solutions, focused guidance, and concrete interview preparation so you can practice the exact problem types Uber asks. Expect a coding-heavy loop for software engineering candidates: timed algorithm problems, online-assessment style OAs, and system-design tasks. For Software Engineer roles the recurring technical themes here are algorithm puzzles (kth-smallest-in-BST, knight/grid and reversal problems, prime-ending path counts), OA-style coding questions, and product-oriented design prompts such as a pickup-area driver queue and global nearby-restaurant search. Data Scientist questions center on membership/discount experiments, cold-start restaurant ratings and their launch evaluation, driver-acceptance modeling, and marketplace-impact analyses. Machine Learning Engineer prompts focus on completion-rate gaps, implementing attention and regression models, feed-ranking and restaurant-recommendation design, and pickup-location optimization. TPM items emphasize delivery-address fixes, competitive product comparisons, and leadership stories. Prepare by timing practice coding, rehearsing marketplace case studies, building short model write-ups, and polishing STAR examples for behavioral rounds.

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Answer core behavioral questions
You are interviewing for a Senior Program Manager role at Uber. Prepare strong answers to these core behavioral questions: - Why Uber? - Why are you a...
Tell about a past project and impact
Behavioral: Past Project Deep Dive You are in a Software Engineer onsite interview. Share a past project you led or significantly contributed to. Cove...
Assess Cultural Fit and Leadership Potential in Candidates
Behavioral and Leadership Phone Screen (Data Scientist) Context You are interviewing for a Data Scientist role in a technical phone screen focused on ...
Compute ETA shift and conversion uplift
Use PostgreSQL (SQL) and brief Python pseudocode. Assume 'today' is 2025-09-01. Schema: - trips(trip_id BIGINT, request_ts TIMESTAMP, city_id INT, rid...
Design an ETA experiment under interference
Experiment Design: Estimating Causal Impact of a New Rider ETA Model in a Two-Sided Marketplace Context You are testing a new rider ETA model that cha...
Design an A/B test; choose Z vs T
A/B Test on a Signup Funnel: Sample Size, Test Choice, Sequential Design, and Causal Plan Context You are planning a two-variant A/B test on a signup ...
How do you derive CDF from a PDF?
You are given a continuous random variable \(X\) with probability density function (PDF) \(f_X(x)\). 1. Write the definition of the cumulative distrib...
Sort by squares and find k-th smallest
Given a nondecreasing sorted array of integers nums, do the following: 1) Reorder the original elements by increasing square value (equivalently, by a...
Simulate views on an n-ary tree
Given a rooted, ordered n-ary tree (each node has a value and an ordered list of children), simulate an observer who starts at the bottom-left, moves ...
Develop test plan and TDD for word search
Design a Comprehensive Test Plan and TDD Workflow for Word-Search Functions Context and Assumptions We are testing two grid-based word search function...
Evaluate New Model's Impact on Rider and Driver Experience
Airport Pickups ETA Model: Evaluation and Experiment Design Context A new model predicts rider walk-time from the order location (e.g., terminal/door)...
Measure feature impact with switchback, PSM, and CACE
You work at a ridesharing company and want to measure the impact of a new membership feature on rides-per-user (RPU). Part A — Switchback experimentat...
Count subarrays with ≥k identical pairs
Question LeetCode 2537. Count the Number of Good Subarrays – Given an integer array nums and an integer k, return the number of contiguous subarrays i...
Improve Estimated Time of Arrival for Uber Riders
Scenario Ride-hailing platform: understanding and improving the Estimated Time of Arrival (ETA) shown to riders. Question 1) List driver-, rider-, and...
Minimize time using elevator then climb stairs
Problem You need to go up n floors (from floor 0 to floor n). You may: 1. Take the elevator first (at most once, only at the start) for k floors, wher...
Describe past impact and conflict handling
Behavioral and Leadership: AI Function Calling End-to-End + Conflict Resolution Context You are interviewing for a Machine Learning Engineer role. The...
Diagnose location-sorted recommender causing revenue drop
Eats recommendations were changed to rank items primarily by distance to the user; after launch, add-to-cart rate rose but revenue per session fell. D...
Define ride success metric for Uber
Define a single primary metric for "Uber ride success" Design one primary, comparable metric for ride success across markets and cohorts. Provide: 1) ...
Explain and validate A/B test assumptions
A/B Test Validity: Core Assumptions, Violations, Diagnostics, and Mitigations You are designing and evaluating an online A/B test for a large, multi-s...
Design a switchback and choose block length
Switchback Experiment Design: Airport Pickup Pricing with Spillovers Context You are designing a switchback (time-based A/B) experiment for airport pi...