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OpenValue: 46 products

OpenValue Training - By Developers, For Developers.Learn from industry-leading software experts, Java Champions, and international conference speakers. Our 70+ hands-on IT courses cover modern tech stacks, software architecture, and best practices. Delivered by active software experts who apply what they teach daily on their innovative projects. Available in-company, at our offices, or online. Bet…

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Deep Dive: Container Technologies

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placeGroningen, Haarlem and 43 other regions

Introduction Get beyond the basics of Docker and dive into the real questions: Is your container secure? What’s actually inside your image?…

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Kotlin Foundation

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placeFriday 11 December 2026 in Utrecht

Introduction Transform your Java expertise into full-stack Kotlin mastery in just two intensive days with Google Expert Paulien van Alst. D…

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Secure software development

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placeGroningen, Haarlem and 43 other regions

A practical workshop that addresses security aspects of software development and what can be done from the point of view of a developer, or…

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WebRTC Essentials

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placeGroningen, Haarlem and 43 other regions

Introduction WebRTC is a specification implemented in almost all modern web browsers. Using simple Javascript and HTML5 you can make your w…

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Writing clean and testable code

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placeGroningen, Haarlem and 43 other regions

This training is focused on writing better code. The training is aimed at junior to medior software developers, and for everyone who regula…

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Axon Framework

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placeGroningen, Haarlem and 43 other regions

CQRS & Event sourcing combined results in elegant design pattern that offers many advantages over storing information regularly in a databa…

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Selenium

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placeGroningen, Haarlem and 43 other regions

Automating front end tests with selenium requires knowledge of best practices if you want to keep your test stable and maintainable. During…

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Modern Java: Mastering Features from JDK 11 to Present

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placeTuesday 23 June 2026 in Utrecht

Introduction Master modern Java features from JDK 11 to present and transform your legacy applications in one intensive day. Detailed descr…

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Guided Java 21 OCP certification training (20 week)

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placeGroningen, Haarlem and 43 other regions

This course is targeted at Java developers who have a basic understanding of the Java programming language with at least limited programmin…

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AI Integration for Java Developers

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placeMonday 22 June 2026 in Utrecht

Introduction AI is no longer just an autocomplete tool. Modern AI systems can plan work, decompose tasks and generate working code, marking…

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Guided Java 21 OCP certification training (10 week)

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placeGroningen, Haarlem and 43 other regions

This course is targeted at Java developers who have a basic understanding of the Java programming language with at least limited programmin…

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Guided Java 21 OCP certification training (15 week)

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placeGroningen, Haarlem and 43 other regions

This course is targeted at Java developers who have a basic understanding of the Java programming language with at least limited programmin…

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IT development for non IT people!

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placeGroningen, Haarlem and 43 other regions

Training outline Expect the following items: Front end technologies such as Javascript, Angular, React Back end languages including .Net & …

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AWS for Developers

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placeGroningen, Haarlem and 43 other regions

In this session, the trainer will give an introduction and share good practices for running web applications on Amazon Web Service (AWS), f…

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AWS Architecture Workshop

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placeGroningen, Haarlem and 43 other regions

Introduction This workshop will give engineers a deep dive into how to design their architecture on AWS. The workshop follows a 12-step pro…