phone
Help with searching and enrolling

Ask your question, use our customer service or call one of our learning advisors.

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…

View OpenValue

check_box_outline_blank

Functional Programming fundamentals

Logo OpenValue
placeArnhem, Utrecht 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,…

check_box_outline_blank

Apache Kafka Foundation

Logo OpenValue
placeArnhem, Utrecht and 43 other regions

Introduction In this training, candidates are expected to have experience with Apache Kafka and they have programmed Kafka consumers and pr…

check_box_outline_blank

WebRTC Essentials

Logo OpenValue
placeArnhem, Utrecht 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…

check_box_outline_blank

Automated Code Refactoring with OpenRewrite

Logo OpenValue
placeArnhem, Utrecht 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…

check_box_outline_blank

Guided Java 21 OCP certification training (20 week)

Logo OpenValue
placeArnhem, Utrecht 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…

check_box_outline_blank

Load testing with Gatling

Logo OpenValue
placeArnhem, Utrecht 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…

check_box_outline_blank

Microservices

Logo OpenValue
placeArnhem, Utrecht 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…

check_box_outline_blank

Writing clean and testable code

Logo OpenValue
placeArnhem, Utrecht 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…

check_box_outline_blank

Axon Framework

Logo OpenValue
placeArnhem, Utrecht and 43 other regions

Training outline CQRS & event sourcing Introduction into Axon Aggregates Programming excercises. CQRS & Event sourcing combined results in …

check_box_outline_blank

Vert.x

Logo OpenValue
placeArnhem, Utrecht 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…

check_box_outline_blank

Mastering Application Insights - a Comprehensive Observability Training

Logo OpenValue
placeArnhem, Utrecht 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…

check_box_outline_blank

DevOps for managers

Logo OpenValue
placeArnhem, Utrecht and 43 other regions

Description Development and Operations merged together creates the word DevOps. It promises effective deployment and maintanance of your so…

check_box_outline_blank

Angular Basics

Logo OpenValue
placeThursday 17 September 2026 in Utrecht

Introduction Learn all the Angular fundamentals and how to build dynamic web applications in two training days. Detailed description Angula…

check_box_outline_blank

Apache Kafka Essentials

Logo OpenValue
placeArnhem, Utrecht and 43 other regions

Scalable, efficient, fast, reliable, stable all these features apply to Apache Kafka. No wonder Kafka has gained popularity in a short time…

check_box_outline_blank

Linux for Developers

Logo OpenValue
placeArnhem, Utrecht 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…