If you’re looking to build new skills or advance your career, these online courses can help you get started. Our editorial team reviewed dozens of highly rated programs, student reviews, course content, instructor quality, and enrollment numbers to create this list of the 10 Best Refactoring Certification Online Courses, Training Programs, Classes, Tutorials, and Certifications available today.
Whether you’re a beginner or an experienced professional, these courses offer flexible learning options designed to help you gain practical knowledge and real-world skills at your own pace.
10 Best Refactoring Certification Courses, Training, Classes & Tutorials Online
| Course Name | Enrolled Students (Count) | Reviews (count) |
|---|---|---|
| 1. Refactor Javascript Our Best Pick | 12079+ | 51+ |
| 2. Refactoring to Design Patterns by Example | 4043+ | 619+ |
| 3. Refactoring Java with IntelliJ IDEA | 1667+ | 263+ |
| 4. Refactoring Pyramid explained in simple steps (Java) | 1434+ | 213+ |
| 5. Refactoring into Chain of Responsibility & Clean Code | 335+ | 52+ |
| 6. Programming Effectively in Python | 317+ | 23+ |
| 7. Clean Code Commando: Eliminate Bad C# Code | 119+ | 14+ |
| 8. Master IntelliJ Idea | Become a productive Java developer | 100+ | 9+ |
| 9. Refactoring : The basics and more | 72+ | 5+ |
| 10. Advanced Python Training – Refactoring Your Python Code | 2+ | 2+ |
Online learning has become one of the most convenient and affordable ways to develop professional skills, prepare for certification exams, and stay competitive in today’s job market. The courses below were selected based on course quality, student feedback, instructor reputation, and overall value.
1. Refactor Javascript by João Gomes Udemy Course Our Best Pick
Master the art of keeping your code simple as you add new features and complexity to your code.
At the time of writing, more than 12079+ students have enrolled in this course and shared over 51+ reviews.
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2. Refactoring to Design Patterns by Example by Zoran Horvat Udemy Course
Improving internal design of an existing application with refactoring techniques and design patterns in C#
At the time of writing, more than 4043+ students have enrolled in this course and shared over 619+ reviews.
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3. Refactoring Java with IntelliJ IDEA by James Richardson Udemy Course
Learn to refactor like you mean it, stress-free, using IntelliJ IDEA’s built-in refactorings
At the time of writing, more than 1667+ students have enrolled in this course and shared over 263+ reviews.
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4. Refactoring Pyramid explained in simple steps (Java) by Włodek Krakowski Udemy Course
Clean code gradually and notice emerging Design Patterns like Interpreter, Fluent Builder, Factory Methods
At the time of writing, more than 1434+ students have enrolled in this course and shared over 213+ reviews.
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5. Refactoring into Chain of Responsibility & Clean Code by Włodek Krakowski Udemy Course
Replace nested & messed-up if-else statements with Chain of Responsibility using Refactoring Pyramid & Clean Code rules.
At the time of writing, more than 335+ students have enrolled in this course and shared over 52+ reviews.
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6. Programming Effectively in Python by Packt Publishing Udemy Course
From first-class functions to abstract base classes, tackle Python performance problems.
At the time of writing, more than 317+ students have enrolled in this course and shared over 23+ reviews.
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7. Clean Code Commando: Eliminate Bad C# Code by Kristijan Kralj Udemy Course
Learn how to write clean code and avoid bugs in code. Go from large classes and methods to single-responsibility code.
At the time of writing, more than 119+ students have enrolled in this course and shared over 14+ reviews.
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8. Master IntelliJ Idea | Become a productive Java developer by Faisal Memon, GetUpraised Official Udemy Course
Learn all the tips and tricks to boost your coding speed. Learn about version control system, debugging, tests, etc
At the time of writing, more than 100+ students have enrolled in this course and shared over 9+ reviews.
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9. Refactoring : The basics and more by Programming Made Easy Udemy Course
Learn how to keep your code maintainable as you deliver new features or fix bugs on an existing code base.
At the time of writing, more than 72+ students have enrolled in this course and shared over 5+ reviews.
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10. Advanced Python Training – Refactoring Your Python Code by Billy Branton Udemy Course
You’ll learn how to manage code cleaning from a technical and organizational perspective.
At the time of writing, more than 2+ students have enrolled in this course and shared over 2+ reviews.
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