Certification
Certification: Proficient in Every N8N JavaScript Function and Their Application
Upgrade your CV by mastering every N8N JavaScript function and their practical uses. This certification highlights your expertise in workflow automation and AI-driven processes, setting you apart in today’s evolving tech landscape.

The exam
Take the certification exam
Multiple-choice questions about the course. Pass with 70% or more and your certificate is issued at once, with a public page and an "Add to LinkedIn" button.
What the exam covers
2 questions from each of the 15 chapters of the course
20 multiple-choice questions, drawn fresh for every attempt. Pass with 70% or more.
- 01Intro, Edit Fields and string functions4:48
- 02split, startsWith, endsWith, replaceAll5:36
- 03Length, base64, concat and extract5:02
- 04Validating and extracting data13:19
- 05Case conversion and JSON parsing2:12
- 06Boolean and datetime functions25:59
- 07String section conclusion1:44
- 08Converting strings to numbers10:55
- 09Array functions12:55
- 10Array manipulations5:33
- 11Advanced array techniques6:42
- 12Unions, uniqueness, map/filter/reduce6:06
- 13Object functions5:13
- 14URL encoding and query parameters1:03
- 15Datetime and conclusion10:56
The Certification: Proficient in Every N8N JavaScript Function and Their Application validates your expertise in leveraging the full suite of JavaScript functions within n8n workflows. Gain valuable skills such as increased productivity, improved decision-making, and adaptability through hands-on mastery of practical and advanced function usage. Enhance your automation capabilities and future-proof your career by enrolling in this comprehensive certification.
This certification covers the following topics:
- Overview of n8n JavaScript Functions
- String Functions
- Array Functions
- Object Functions
- DateTime Functions
- How JavaScript Functions Are Accessed and Used Within n8n Workflows
- String Manipulation Functions: split(), replace all(), concat(), extract domain(), extract email(), base64Encode(), base64Decode()
- Array Manipulation Functions: map(), filter(), append(), reduce()
- Validation Functions: is domain(), is email(), is numeric()
- Date and Time Manipulation with the Luxon Library: format(), plus(), minus(), diff 2()
- Data Type Conversion in n8n
- Practical Applications and Best Practices
- Advanced Usage Tips for Leveraging JavaScript Functions
Jobs this certification suits
Our AI checked this certification against 500 jobs; these get the most out of it. Each job links to its learning path.