All Uber Coding Interview Questions
301 questions we track for Uber, most frequently asked first. Practice any of them in the code editor and get AI feedback on your solution.
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- Junior14% (43)
- Mid/Senior58% (175)
- Staff28% (83)
Questionspage 1 of 4
- Two Sum129 companiesJunior
- Add Two Numbers38 companiesMid/Senior
- Longest Substring Without Repeating Characters112 companiesMid/Senior
- Median of Two Sorted Arrays47 companiesStaff
- Longest Palindromic Substring76 companiesMid/Senior
- Reverse Integer26 companiesMid/Senior
- String to Integer (atoi)19 companiesMid/Senior
- Palindrome Number35 companiesJunior
- Regular Expression Matching27 companiesStaff
- Container With Most Water58 companiesMid/Senior
- Roman to Integer45 companiesJunior
- Longest Common Prefix57 companiesJunior
- 3Sum61 companiesMid/Senior
- Letter Combinations of a Phone Number40 companiesMid/Senior
- Valid Parentheses119 companiesJunior
- Generate Parentheses40 companiesMid/Senior
- Merge k Sorted Lists53 companiesStaff
- Swap Nodes in Pairs16 companiesMid/Senior
- Reverse Nodes in k-Group28 companiesStaff
- Next Permutation31 companiesMid/Senior
- Longest Valid Parentheses28 companiesStaff
- Search in Rotated Sorted Array55 companiesMid/Senior
- Find First and Last Position of Element in Sorted Array31 companiesMid/Senior
- Valid Sudoku30 companiesMid/Senior
- Sudoku Solver18 companiesStaff
- Combination Sum30 companiesMid/Senior
- Trapping Rain Water78 companiesStaff
- Permutations26 companiesMid/Senior
- Rotate Image37 companiesMid/Senior
- Group Anagrams91 companiesMid/Senior
- Maximum Subarray66 companiesMid/Senior
- Spiral Matrix53 companiesMid/Senior
- Merge Intervals109 companiesMid/Senior
- Insert Interval16 companiesMid/Senior
- Minimum Path Sum17 companiesMid/Senior
- Text Justification40 companiesStaff
- Sqrt(x)19 companiesJunior
- Climbing Stairs38 companiesJunior
- Simplify Path25 companiesMid/Senior
- Set Matrix Zeroes24 companiesMid/Senior
- Minimum Window Substring34 companiesStaff
- Subsets20 companiesMid/Senior
- Word Search40 companiesMid/Senior
- Remove Duplicates from Sorted Array II12 companiesMid/Senior
- Search in Rotated Sorted Array II10 companiesMid/Senior
- Largest Rectangle in Histogram32 companiesStaff
- Decode Ways23 companiesMid/Senior
- Validate Binary Search Tree20 companiesMid/Senior
- Maximum Depth of Binary Tree16 companiesJunior
- Best Time to Buy and Sell Stock90 companiesJunior
- Binary Tree Maximum Path Sum23 companiesStaff
- Valid Palindrome44 companiesJunior
- Word Ladder II16 companiesStaff
- Word Ladder40 companiesStaff
- Longest Consecutive Sequence40 companiesMid/Senior
- Surrounded Regions12 companiesMid/Senior
- Candy23 companiesStaff
- Word Break32 companiesMid/Senior
- Word Break II16 companiesStaff
- Find Minimum in Rotated Sorted Array17 companiesMid/Senior
- One Edit Distance6 companiesMid/Senior
- Find Peak Element34 companiesMid/Senior
- Majority Element22 companiesJunior
- Excel Sheet Column Number10 companiesJunior
- Dungeon Game8 companiesStaff
- House Robber38 companiesMid/Senior
- Binary Tree Right Side View15 companiesMid/Senior
- Number of Islands81 companiesMid/Senior
- Happy Number27 companiesJunior
- Count Primes17 companiesMid/Senior
- Reverse Linked List34 companiesJunior
- Course Schedule41 companiesMid/Senior
- Minimum Size Subarray Sum18 companiesMid/Senior
- Course Schedule II35 companiesMid/Senior
- Word Search II20 companiesStaff
- House Robber II19 companiesMid/Senior
- Shortest Palindrome9 companiesStaff
- Kth Largest Element in an Array42 companiesMid/Senior
- The Skyline Problem14 companiesStaff
- Basic Calculator23 companiesStaff
- Basic Calculator II33 companiesMid/Senior
- Kth Smallest Element in a BST11 companiesMid/Senior
- Product of Array Except Self44 companiesMid/Senior
- Sliding Window Maximum46 companiesStaff
- Search a 2D Matrix II17 companiesMid/Senior
- Valid Anagram38 companiesJunior
- Meeting Rooms10 companiesJunior
- Meeting Rooms II43 companiesMid/Senior
- Paint House8 companiesMid/Senior
- Add Digits10 companiesJunior
- Palindrome Permutation8 companiesJunior
- Alien Dictionary17 companiesStaff
- Closest Binary Search Tree Value9 companiesJunior
- Move Zeroes47 companiesJunior
- Walls and Gates12 companiesMid/Senior
- Word Pattern9 companiesJunior
- Word Pattern II6 companiesMid/Senior
- Longest Increasing Subsequence31 companiesMid/Senior
- Number of Islands II7 companiesStaff
- Burst Balloons14 companiesStaff