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OpenValue: 49 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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Load testing with Gatling

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placeBreda, Gent 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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Automated Code Refactoring with OpenRewrite

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placeBreda, Gent 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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Infrastructure for Developers using Terraform

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placeBreda, Gent and 43 other regions

Introduction Stop clicking through cloud consoles. Learn to manage infrastructure the way you manage code during a one-day course led by an…

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Apache Kafka Essentials

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placeBreda, Gent and 43 other regions

Target audience The training is intended for Java developers who are interested in working with Apache Kafka and have little or no experien…

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WebRTC Foundation

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placeBreda, Gent 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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Getting Started with Public Speaking for Software Developers

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placeBreda, Gent and 43 other regions

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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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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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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Road to tech leadership

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placeMonday 21 September 2026 in Utrecht

Introduction Make the leap from senior developer to confident tech leader in just two focused half-days. Detailed description You’re a skil…

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The Next Step: Automating your Kubernetes cluster(s) using GitOps

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placeBreda, Gent and 43 other regions

Introduction “GitOps is the best thing since configuration as code.” - Kelsey Hightower, Staff Developer Advocate, Google What is GitOps? I…

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Guided Java 21 OCP certification training (15 week)

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placeBreda, Gent 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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Agile/Scrum

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placeBreda, Gent and 43 other regions

“Agile is easy to learn, but tricky to master.” You may have heard this before. This is actually not true, much can be done on the basis of…

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Functional Programming fundamentals

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placeBreda, Gent and 43 other regions

Functional programming is usually classified as difficult. The jargon sounds scary and is creating a barrier to newcomers. This is a shame,…

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Microservices

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placeBreda, Gent and 43 other regions

This is a 4 hour workshop focused on designing, building and operating microservices. The trainer will share experiences as developer and a…

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Vert.x

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placeBreda, Gent 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…