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OpenValue: 32 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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Kotlin Essentials

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placeTuesday 01 December 2026 in Utrecht

Introduction Get up to speed with Kotlin fast and master the essentials for backend development in just one focused day with Google Expert …

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Getting Started with Public Speaking for Software Developers

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placeFriday 24 April 2026 in Utrecht

Introduction Have you wondered what it takes to be a successful speaker as a software developer or software architect? Where to start, whic…

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Load testing with Gatling

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placeDelft, Haarlem and 43 other regions

Gatling uses Akka and Netty to deliver heavy load from just one instance on your web application in a very effective way. In many cases tha…

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DevOps for managers

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placeDelft, Haarlem and 43 other regions

Training outline Why DevOps Cultural shift Team setup Getting to DevOps step by step Description Development and Operations merged together…

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Axon Framework

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placeDelft, 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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Vert.x

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placeDelft, Haarlem and 43 other regions

Vert.x is a lean framework that can be used to build Microservices effectively. It’s more lightweight compared to Spring Boot and stands ou…

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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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Mastering Application Insights - a Comprehensive Observability Training

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placeDelft, Haarlem and 43 other regions

Introduction Have you ever wondered what is going on in your application at runtime? Where is the latency coming from? How much heap is bei…

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Automated Code Refactoring with OpenRewrite

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placeDelft, Haarlem and 43 other regions

About this training You have a huge code base and code wide refactorings take up a huge amount of time? Upgrading libraries and adjusting y…

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Introduction into Quarkus

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placeDelft, Haarlem and 43 other regions

About the Training The tech world is constantly reshaping. Where once monolithic applications on powerful servers were the default, the foc…

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Kubernetes Essentials

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placeDelft, Haarlem and 43 other regions

Introduction Kubernetes is becoming the de facto standard in managing your applications. It provides you with a way to bring your applicati…

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Linux for Developers

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placeDelft, Haarlem and 43 other regions

As a developer working on backend tasks working knowledge with Linux is often required. Our trainer has been working with it for twenty yea…

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Selenium

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placeDelft, 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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Practical Continuous Delivery and DevOps

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placeDelft, Haarlem and 43 other regions

The Wall Street Journal already mentioned it in 2011: “Software is eating the world.”. Nowadays, every company is an IT company. Product ow…

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Secure software development

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placeDelft, 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…