Devoxx Courses

ORM - 20 Years Later

Explore Hibernate 6 and Reactive: ORM evolution, non-blocking data access, and improved performance. Insights from creator Gavin King on latest features and lessons learned over two decades.

• YouTube
• 46 minutes
• Self-Paced
• Conference Talk

Bootiful Multi Model Applications with Redis Stack

Explore building Spring Boot applications with Redis Stack, leveraging multiple data models and functionalities like document store, graph database, and full-text search through Redis OM Spring.

• YouTube
• 51 minutes
• Self-Paced
• Conference Talk

Debugging Distributed Systems

Explore techniques for debugging complex distributed systems, covering network issues, infrastructure, logging, testing, and remote debugging, with practical examples and war stories.

• YouTube
• 51 minutes
• Self-Paced
• Conference Talk

Keep Your Cache Always Fresh with Debezium

Explore how to maintain synchronized read views in distributed caches using change data capture, Debezium, Apache Kafka, and Infinispan. Learn to create denormalized data views and implement cross-site replication for cache updates.

• YouTube
• 50 minutes
• Self-Paced
• Conference Talk

Docker Who - Small Containers Through Time and Space

Optimize Docker images with Alpine Linux support in OpenJDK. Learn to create lightweight containers, reduce bandwidth costs, and choose the perfect container for your project.

• YouTube
• 47 minutes
• Self-Paced
• Conference Talk

gRPC Cornerstone - HTTP2 or HTTP3

Explore gRPC's underlying protocols, troubleshoot interactions, and optimize performance. Learn about HTTP/2 frames, streams, limitations, and the upcoming HTTP/3 integration for improved gRPC implementations.

• YouTube
• 51 minutes
• Self-Paced
• Conference Talk

Modern Frontends with Thymeleaf and HTMX

Build interactive web experiences using Java, Spring Boot, Thymeleaf, and htmx without complex JavaScript frameworks. Learn to enhance server-side rendering with simple HTML attributes for improved productivity.

• YouTube
• 49 minutes
• Self-Paced
• Conference Talk

Mastering Testcontainers

Explore advanced Testcontainers features for reliable integration testing. Learn debugging, complex service topologies, Docker Compose migration, local development usage, and reusable mode to enhance your test suite.

• YouTube
• 52 minutes
• Self-Paced
• Conference Talk

Spring + Kotlin = Modern + Reactive + Productive

Explore building modern, reactive servers with Spring and Kotlin. Learn about coroutines, R2DBC, Testcontainers, and Kotlin/JS for web UI development. Discover productivity gains and cutting-edge techniques.

• YouTube
• 52 minutes
• Self-Paced
• Conference Talk

TDD and Other Drugs

Explore effective testing practices, quality threat modeling, and strategies to improve code quality. Learn to treat test code with the same care as production code for better software development.

• YouTube
• 34 minutes
• Self-Paced
• Conference Talk

Pure Agile - Building a Culture Without Scrum by Kanban & XP

Explore agile methodologies beyond traditional frameworks, focusing on building a culture of adaptability, efficiency, and continuous improvement without rigid practices.

• YouTube
• 41 minutes
• Self-Paced
• Conference Talk

Taming the Event Chaos with a Workflow Engine

Orchestrate and manage complex event-driven systems using Flowable, Spring Boot, and Kafka. Learn to implement BPMN, CMMN, and DMN standards for better control and visibility in microservices architectures.

• YouTube
• 42 minutes
• Self-Paced
• Conference Talk

How Graph Data Science Can Turbocharge Your Knowledge Graph

Explore how Graph Data Science enhances Knowledge Graphs, offering powerful insights through centrality algorithms and node embeddings. Learn applications in drug discovery and get started with Neo4j.

• YouTube
• 44 minutes
• Self-Paced
• Conference Talk

Event-Driven Autoscaling for Serverless Java

Explore event-driven autoscaling for serverless Java on Kubernetes using KEDA and Knative, focusing on Apache Kafka metrics for efficient scaling of Quarkus applications.

• YouTube
• 51 minutes
• Self-Paced
• Conference Talk

Qwik - A No Hydration Instant On Personalized Web Applications

Explore Qwik, a revolutionary framework for instant-on web applications. Learn how it achieves seamless server-to-client transitions, enhancing user experience and performance on various devices.

• YouTube
• 1 hour
• Self-Paced
• Conference Talk