Builder Pattern for JavaScript – Clearly explained!

Published: 29 November 2025
on channel: SwegEd

Video about the Builder Pattern in JavaScript as part of Software Engineering Education (SwegEd).

We answer the following questions:
• How does the Builder Pattern look like in JavaScript?
• How do you apply the Builder Pattern in JavaScript?
• What are the advantages and disadvantages of the Builder Pattern?
Learning outcome:
• You will understand the Builder Pattern.
• You can use the Builder Pattern in JavaScript.
• You will know the advantages and disadvantages of the Builder Pattern.

You will find the code under:
https://github.com/sweged/Builder

Third-party-rights:
The rights to the materials used are held by the author.

Acknowledgement:
We used the SPARX Enterprise Architect for modeling the class diagrams.

At 17:41 the pictures flicker. There my tool Davinci Resolve 20.2 for post-production perhaps has a problem with the rendering process ;-)

Chapters:
00:00 Intro
01:13 Purpose of the Builder Pattern
01:39 Development of an example
11:17 Classdiagramm of the example
13:37 Classdiagramm of the Builder Pattern in general
15:17 Using of the Builder Pattern
16:03 Advanteges of the Builder Pattern
16:52 Disadvanteges of the Builder Pattern
17:41 Transfer to road construction
18:29 Conclusion
19:07 Outtakes

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