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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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Linux for Developers

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placeArnhem, 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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iSAQB Certified Professional for Software Architecture - Foundation Level

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placeThursday 28 May 2026 in Utrecht

Introduction Become a globally-recognized certified software architect in four intensive days. This accredited training is hosted by certif…

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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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Effective Communication for Software Developers

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placeTuesday 16 June 2026 in Utrecht

Introduction Master the communication skills that separate good developers from exceptional ones. The skills no one teaches in computer sci…

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Selenium

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placeArnhem, 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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Guided Java 21 OCP certification training (20 week)

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placeArnhem, 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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Setup a powerful GraphQL stack with React + NodeJS

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placeArnhem, Haarlem and 43 other regions

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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Writing clean and testable code

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placeArnhem, 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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placeArnhem, 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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Functional Programming fundamentals

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placeArnhem, Haarlem 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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Practical Continuous Delivery and DevOps

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placeArnhem, 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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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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Mastering Application Insights - a Comprehensive Observability Training

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placeArnhem, 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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Apache Kafka Essentials

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placeArnhem, Haarlem 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…

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Automated Code Refactoring with OpenRewrite

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placeArnhem, 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…