Bloomberg vs ServiceNow Interview Questions
Bloomberg lists 1,200 LeetCode interview questions while ServiceNow lists 71. They share 63 problems — 5% of Bloomberg's bank and 89% of ServiceNow's. Focus on the overlap first, then drill into 1,137 Bloomberg-only and 8 ServiceNow-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 63 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Bloomberg and ServiceNow.
Step 2 — Company-specific depth: Add Bloomberg-specific problems like Add Two Numbers, Insert Delete GetRandom O(1), Invalid Transactions and ServiceNow-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: ServiceNow skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
63 Shared Questions
High-priority problems to practice for both Bloomberg and ServiceNow.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Merge Intervals | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Valid Parentheses | Easy |
| Number of Islands | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Trapping Rain Water | Hard |
| Longest Palindromic Substring | Medium |
| Median of Two Sorted Arrays | Hard |
| Container With Most Water | Medium |
| Merge Two Sorted Lists | Easy |
| LRU Cache | Medium |
| Subarray Sum Equals K | Medium |
| Maximum Subarray | Medium |
| Group Anagrams | Medium |
| Next Permutation | Medium |
| Move Zeroes | Easy |
| Generate Parentheses | Medium |
| Find Peak Element | Medium |
| Reverse Linked List | Easy |
| Coin Change | Medium |
| Longest Repeating Character Replacement | Medium |
| 4Sum | Medium |
| Pow(x, n) | Medium |
| Sort Colors | Medium |
| Single Element in a Sorted Array | Medium |
| Palindrome Linked List | Easy |
| Set Matrix Zeroes | Medium |
| Reverse Words in a String | Medium |
| Zigzag Conversion | Medium |
Showing top 30 of 63 shared problems.
Unique to Bloomberg (1,137)
Problems in Bloomberg's list that do not appear at ServiceNow.
| Problem | Difficulty |
|---|---|
| Add Two Numbers | Medium |
| Insert Delete GetRandom O(1) | Medium |
| Invalid Transactions | Medium |
| 3Sum | Medium |
| Longest Common Prefix | Easy |
| Flatten a Multilevel Doubly Linked List | Medium |
| Word Search | Medium |
| Majority Element | Easy |
| Reverse Integer | Medium |
| Decode String | Medium |
| Merge Sorted Array | Easy |
| Valid Anagram | Easy |
Unique to ServiceNow (8)
Problems in ServiceNow's list that do not appear at Bloomberg.
Frequently Asked Questions
How many LeetCode questions do Bloomberg and ServiceNow share?
Bloomberg and ServiceNow share 63 LeetCode interview questions. 1137 problems appear only in Bloomberg's list and 8 appear only in ServiceNow's list.
What topics overlap most between Bloomberg and ServiceNow?
The most common shared topics between Bloomberg and ServiceNow are Array (18 shared questions), Two Pointers (9 shared questions), String (8 shared questions), Hash Table (7 shared questions), Dynamic Programming (6 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Bloomberg or ServiceNow?
Bloomberg has 395 Easy, 645 Medium, and 160 Hard questions. ServiceNow has 7 Easy, 51 Medium, and 13 Hard questions. ServiceNow has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Bloomberg and ServiceNow?
Start with the 63 shared problems since they cover what both companies ask most often. Then add 20 Bloomberg-specific and 8 ServiceNow-specific questions to round out your prep.