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Beginner

10h

ServiceNow Interview Questions

Get hands-on with questions designed for real interview prep that reflect the types of challenges ServiceNow uses to assess engineers.

Overview

Content

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ServiceNow interviews test your understanding of scripting, platform architecture, and real-world business logic automation. You’ll tackle problems similar to those seen in actual ServiceNow technical screens. These questions are crafted to reflect the kind of technical thinking ServiceNow looks for—centered on practical logic, platform understanding, and clean solution design. Each challenge focuses on the kind of logic and scenario-based problem-solving that ServiceNow values. When preparing for a ServiceNow Engineer role, these questions will help you get comfortable with the specific style and depth expected during interviews.

ServiceNow interviews test your understanding of scripting, platform architecture, and real-world business logic automation. You...Show More

WHAT YOU'LL LEARN

Writing GlideRecord scripts to query and update ServiceNow data.

Designing logic for server-side and client-side scripting scenarios.

Solving problems related to catalog items, workflows, and UI policies.

Debugging misconfigurations and optimizing performance in scripts.

Thinking through platform-specific design trade-offs and scalability.

Writing GlideRecord scripts to query and update ServiceNow data.

Learning Roadmap

975 Lessons504 Quizzes503 Challenges

Getting Started

Course Overview

Who Should Take This Course

Two Pointers

Introduction to Two Pointers

Valid Palindrome

Solution: Valid Palindrome

3Sum

Solution: 3Sum

Remove Nth Node from End of List

Solution: Remove Nth Node from End of List

Sort Colors

Solution: Sort Colors

Reverse Words in a String

Solution: Reverse Words in a String

Valid Word Abbreviation

Solution: Valid Word Abbreviation

Strobogrammatic Number

Solution: Strobogrammatic Number

Minimum Number of Moves to Make Palindrome

Solution: Minimum Number of Moves to Make Palindrome

Next Palindrome Using Same Digits

Solution: Next Palindrome Using Same Digits

Lowest Common Ancestor of a Binary Tree III

Solution: Lowest Common Ancestor of a Binary Tree III

Count Pairs Whose Sum is Less than Target

Solution: Count Pairs Whose Sum is Less than Target

Count Subarrays With Fixed Bounds

Solution: Count Subarrays With Fixed Bounds

Get the Maximum Score

Solution: Get the Maximum Score

Find the Lexicographically Largest String From Box II

Solution: Find the Lexicographically Largest String From Box II

Create Maximum Number

Solution: Create Maximum Number

Append Characters to String to Make Subsequence

Solution: Append Characters to String to Make Subsequence

Squares of a Sorted Array

Solution: Squares of a Sorted Array

Reverse String

Solution: Reverse String

Intersection of Two Linked Lists

Solution: Intersection of Two Linked Lists

Remove Element

Solution: Remove Element

String Compression

Solution: String Compression

Partition Labels

Solution: Partition Labels

Next Permutation

Solution: Next Permutation

Rotate Array

Solution: Rotate Array

Remove Duplicates from Sorted Array

Solution: Remove Duplicates from Sorted Array

Valid Palindrome II

Two Pointers

Mock Interview

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Fast and Slow Pointers

21 Lessons

Fast and Slow Pointers

Mock Interview

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Sliding Window

37 Lessons

Sliding Window

Mock Interview

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Intervals

20 Lessons

Merge Intervals

Mock Interview

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In-Place Manipulation of a Linked List

28 Lessons

In-place manipulation of a linked list

Mock Interview

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Heaps

25 Lessons

Heaps

Mock Interview

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K-way merge

15 Lessons

K-way merge

Mock Interview

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Top K Elements

37 Lessons

10.

Modified Binary Search

40 Lessons

Modified Binary Search

Mock Interview

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11.

Subsets

16 Lessons

12.

Greedy Techniques

43 Lessons

13.

Backtracking

35 Lessons

14.

Dynamic Programming

74 Lessons

Dynamic Programming

Mock Interview

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15.

Cyclic Sort

12 Lessons

16.

Topological Sort

22 Lessons

Topological Sort

Mock Interview

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17.

Sort and Search

33 Lessons

18.

Matrices

37 Lessons

19.

Stacks

32 Lessons

20.

Graphs

35 Lessons

Graphs

Mock Interview

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21.

Tree Depth-First Search

37 Lessons

22.

Tree Breadth-First Search

26 Lessons

Tree Breadth First Search

Mock Interview

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23.

Trie

30 Lessons

24.

Hash Maps

48 Lessons

25.

Knowing What to Track

34 Lessons

Knowing what to track

Mock Interview

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26.

Union Find

28 Lessons

Union Find

Mock Interview

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27.

Custom Data Structures

32 Lessons

28.

Bitwise Manipulation

32 Lessons

Bitwise Manipulation

Mock Interview

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29.

Math and Geometry

51 Lessons

Math and Geometry

Mock Interview

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30.

Challenge Yourself

40 Lessons

31.

Conclusion

Where to Go from Here?

Coding Patterns

Mock Interview

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Certificate of Completion

Showcase your accomplishment by sharing your certificate of completion.

Course Author:

Fahim ul Haq

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Hands-on Learning Powered by AI

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Personalized Interview Prep

Skip the LeetCode grind with a custom roadmap that adapts to your goals. Hands-on practice for Coding Interviews, System Design, and more.

Mock Interviews

Test your skills in a simulated interview setting. Receive personalized feedback based on your performance. Available for Coding Interviews, System Design, and more.

AI Prompt

Build prompt engineering skills. Practice implementing AI-informed solutions.

Code Feedback

Evaluate and debug your code with the click of a button. Get real-time feedback on test cases, including time and space complexity of your solutions.

Explain with AI

Select any text within any Educative course, and get an instant explanation — without ever leaving your browser.

AI Code Mentor

AI Code Mentor helps you quickly identify errors in your code, learn from your mistakes, and nudge you in the right direction — just like a 1:1 tutor!

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Frequently Asked Questions

What do ServiceNow interviews typically focus on?

A blend of platform fundamentals (tables, dictionary, ACLs), scripting (server/client), automation (Flow Designer/Business Rules), integrations (REST/SOAP, OAuth, MID Server), and process knowledge (ITSM/ITIL basics, CMDB/CSDM).

How is the ServiceNow interview process structured?

Common flow: online assessment or take-home → technical deep dive (platform + scripting) → scenario/design round (catalog/workflows/integrations/CMDB) → behavioral/stakeholder round. Some roles add a short case study or whiteboard.

What’s unique about ServiceNow interviews vs generic SWE roles?

Expect scenario-driven prompts tied to the Now Platform: designing catalog items, enforcing ACLs, modeling data in the CMDB, building flows, and integrating external systems—less LeetCode, more “ship a compliant, maintainable solution.

What mistakes sink otherwise good answers in a ServiceNow interview?

Bypassing ACLs, direct DB writes, mixing client/server concerns, hard-coding sys_ids, ignoring update set hygiene, and designing without considering multi-instance governance or audit trails.

Do I need coding skills to work with ServiceNow?

Yes. While ServiceNow is a low-code platform, developers still need to be comfortable with JavaScript and related web technologies like HTML and CSS. The platform’s Glide APIs are used frequently, and knowing frameworks like AngularJS or libraries like jQuery can be an advantage.

Which technical skills are most important for a ServiceNow interview?

You should have a solid grasp of JavaScript, SQL, and web fundamentals, along with XML and structured programming concepts. Experience with the ServiceNow platform and familiarity with ITIL processes will help you stand out.

How should I prepare for a ServiceNow interview?

Focus on practicing JavaScript coding challenges, brushing up on ServiceNow-specific concepts (like GlideRecord queries and workflows), and reviewing your past projects. Research the company’s culture and recent initiatives, and be ready for both technical and behavioral questions.

How can I improve my chances of acing the ServiceNow interview?

Highlight your technical expertise alongside your problem-solving and communication skills. Showcase relevant certifications, projects, and examples of how you’ve improved processes or delivered solutions using ServiceNow.

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