JavaScript conferences in Cologne 2025 / 2026

Conferences ✕ Europe ✕ Germany ✕ Cologne ✕ JavaScript ✕
Asia 6
Africa 1
Europe 25
North America 19
South America 3
Oceania 1
Online 13
.NET 1
Agile 1
AR / VR / XR 1
Artificial Intelligence (AI) 1
Big Data 1
Data / Database 1
Data Science 1
Game dev 2
Hardware / IoT 1
IT 7
Java 1
Kotlin 1
Large Language Model (LLM) 1
Machine Learning (ML) 1
Microsoft 1
Scala 1
Scrum 1
Tech 7
Telecom / 5G 1
BG Bulgaria 1
HR Croatia 1
CZ Czech Republic 1
FR France 1
DE Germany 5
IE Ireland 1
IT Italy 2
MK Macedonia 1
NL Netherlands 2
PL Poland 1
RU Russia 3
ES Spain 3
GB United Kingdom 3

Best JavaScript conferences in Cologne 2025 / 2026

Best conference
The Principal Dev – Masterclass for Tech Leads

The Principal Dev – Masterclass for Tech Leads

Certification masterclass for experienced software engineers.

Best conference
Clean Architecture Masterclass

Clean Architecture Masterclass

Certification masterclass for experienced Java developers.

Best conference
Practical Microservices Masterclass

Practical Microservices Masterclass

Microservices certification training for Java developers.

Best conference
Clean Code: The Next Level

Clean Code: The Next Level

Advanced clean code certification training for Java developers.

Online JavaScript conferences accessible from Cologne:

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MoscowCSS 28

JavaScript conference in Moscow, Russia, Europe and Online

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enterJS Advanced Angular Day

JavaScript conference Online

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Webflow Conf 2025

JavaScript conference in New York, New York, United States, North America and Online

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International JavaScript Conference New York 2025

JavaScript conference in New York, New York, United States, North America and Online

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SmashingConf New York

JavaScript conference in New York, New York, United States, North America and Online

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enterJS Web Security Day

JavaScript conference Online

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JavaScript & Angular Days

JavaScript conference in Berlin, Germany, Europe and Online

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International JavaScript Conference Munich

JavaScript conference in Munich, Germany, Europe and Online

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Conf42: JavaScript 2025

JavaScript conference Online

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Conf42: JavaScript 2025

JavaScript conference Online

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JSNation US

JavaScript conference in New York, New York, United States, North America and Online

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JSNation US

JavaScript conference in New York, New York, United States, North America and Online

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HolyJS 2025 Autumn

JavaScript conference in St. Petersburg, Russia, Europe and Online