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OpenValue: 45 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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Vert.x

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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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Monitoring and Observability for Developers

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Introduction You’re a developer, curious about how your code behaves in production. Your organization already has some kind of monitoring, …

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

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

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Practical Continuous Delivery and DevOps

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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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Angular Advanced

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placeFriday 21 August 2026 in Utrecht

Introduction Learn about advanced Angular patterns and enterprise-scale architecture in three training days. Detailed description You’ve le…

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Kubernetes Essentials

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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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Quarkus Foundation

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Introduction In this comprehensive training you will master the foundations of building enterprise-grade Quarkus applications from scratch,…

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Guided Java 21 OCP certification training (10 week)

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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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Functional Programming fundamentals

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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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Setup a powerful GraphQL stack with React + NodeJS

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GraphQL is quickly becoming a new standard for API’s. At OpenValue we did multiple implementations at different clients and developed quite…

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Microservices

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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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Introduction into Quarkus

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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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Apache Kafka Foundation

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

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Axon Framework

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

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WebRTC Foundation

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