ServiceNow Certified Application Developer (CAD) Online Training

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UPDATED: February 12, 2026

Intermediate

This ServiceNow Developer training course teaches you to build custom, unique applications within the ServiceNow platform. In this course, you’ll learn how to test and deploy custom apps that solve real business problems. You’ll explore how ServiceNow application development works end to end, from designing data models and user interfaces to automating workflows and securing access. Along the way, you’ll develop practical JavaScript skills for the ServiceNow platform, and learn to integrate OpenAI models into your ServiceNow scripts. This course will help you earn the ServiceNow Certified Application Developer (CAD) certification, and qualify for ServiceNow developer jobs.

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What you'll learn with ServiceNow Developer training

Design and build custom applications on the ServiceNow platform
Write and debug JavaScript for client-side and server-side scripts
Create secure forms, modules, and user interfaces in ServiceNow
Automate processes using Flow Designer, workflows, and scheduled jobs
Leverage external data sources using REST APIs and import tools
Integrate automation and generative AI into your apps with ChatGPT and OpenAI

ServiceNow Developer training FAQs

How much does the ServiceNow Certified Application Developer cost?

The ServiceNow CAD exam voucher costs $300. There are no official prerequisites required to take the CAD exam. You can purchase the Certified Application Developer exam voucher and take it on demand. You’ll only get one shot at the exam, which is why many learners choose structured training like this course to reduce risk and build real development skills.

How hard is the ServiceNow CAD certification exam?

The CAD exam is challenging because it tests real application development skills, not memorization. You need a solid understanding of how ServiceNow works and how JavaScript is used inside the platform for scripting, automation, and security. If you’ve built apps or written scripts in ServiceNow, the exam should feel practical and fair. Without hands-on experience, it can feel steep.

Do you need JavaScript experience for ServiceNow application development?

No, you can take this course without any JavaScript experience. This course covers JavaScript coding fundamentals, as well as how to use them within ServiceNow app development. Many developers learn JavaScript while they learn ServiceNow application development. This course will build your confidence with writing and debugging scripts directly in the ServiceNow environment.

What jobs can you get with a ServiceNow developer certification?

A ServiceNow developer certification can lead to roles like ServiceNow Application Developer, Platform Developer, or Technical Consultant. It leads to roles that focus on building custom apps, automations, and integrations inside ServiceNow. Many organizations hire dedicated ServiceNow developers. Demand remains strong, since companies tend to expand their use of the platform over time across IT, HR, and business operations.

Is the ServiceNow Certified Application Developer worth it?

Yes, if you want to build things inside ServiceNow and customize its operation, rather than just configure it, the ServiceNow CAD cert is worth it. Earning it shows you can design and develop custom applications that solve unique business problems. If you’re aiming for a ServiceNow developer role, earning the CAD shows you have hands-on capability, not just platform familiarity.

Who is ServiceNow Developer training for?

This intermediate course is ideal for junior and experienced developers who want to work within the ServiceNow ecosystem, as well as ServiceNow admins or sysadmins who are ready to develop professional JavaScript coding skills and build applications.

What our learners say

I didn't ever think I'd have the position I have now.
Jenna B. | Service Operations Manager
CBT Nuggets helped me earn my CCNA, a promotion, and the respect of my team. I’ve used a variety of IT training platforms, but none have come close to the quality and real-world impact of CBT Nuggets.
Mark R. | Network Administrator
Since we’ve implemented our official career progression plan, we’ve probably had 40 certifications passed across the team [within a year]. A lot of that is due to our team being able to utilize CBT Nuggets as a training resource.
Sal Marino | Finance & Operations Manager, Charles IT

Study guide

Download the free ServiceNow Developer study guide to complete this course in about 47 hours.

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Topics related to ServiceNow Developer training

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