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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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Quarkus Essentials

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Introduction In this training you will learn the essentials of building a modern Quarkus application from scratch, leveraging its cloud-nat…

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Angular Advanced

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

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Kotlin Foundation

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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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OWASP Top 10 Essentials

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Introduction OWASP is a worldwide organization focused on improving software security. For this goal they have built a list of the top 10 m…

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Infrastructure for Developers using Terraform

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placeMonday 20 April 2026 in Utrecht

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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Writing clean and testable code

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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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Kotlin Essentials

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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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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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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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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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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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Apache Kafka Essentials

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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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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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Automated Code Refactoring with OpenRewrite

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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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Deep Dive: Container Technologies

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Introduction Get beyond the basics of Docker and dive into the real questions: Is your container secure? What’s actually inside your image?…