Top 100 JavaScript Development Companies in Germany

The Best of October 2026

Looking for a top JavaScript developer in Germany?

If you're hiring a JavaScript developer to help you build or update a website that's responsive and interactive, consider the pros and cons of JavaScript as a programming language. Advantages include its speed because it's executed on the client-side; reduction in server load; and diverse functionality. Disadvantages to consider include security such as bugs on the client-side.

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List of the Best Germany JavaScript Developers

331

Holycode

(15 Reviews) 4.9

Timeliness
4.8

Service Excellence
4.9

Value
4.5

Would Recommend
5.0

Undisclosed

250 - 999 employees

Berlin, Germany

App development firm Holycode was launched in 2014. Located in Beograd, Serbia; Novi Sad, Serbia; Niš, Serbia and Binningen, Switzerland, their midsize team provides Mobile App Development, Application Management & Support, ERP consulting and SI, Custom Software Development, and more.
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332

Cleverlance Enterprise Solutions a.s.

(4 Reviews) 4.5

Timeliness
4.3

Service Excellence
4.1

Value
4.5

Would Recommend
4.6

$25,000+

250 - 999 employees

Bremen, Germany

Cleverlance is an information services and technology firm that has offices in Redwood City, Calif., Prague, and Bratislava, Slovakia. Founded in 2000, Cleverlance's team of about 450 employees has nearly two decades of experience in web, software, and mobile app development. The firm primarily works with small business and mid-market clients – as well as a few larger enterprises – in the financial services industry, among others.

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Clients

T-Mobile

Industries

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