Devoxx Courses

Ensuring Traffic Livability with Artificial Intelligence

Explore how AI analyzes mobility data to predict traffic patterns, assess impacts of events, and support decision-making for improved urban traffic management and livability.

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

Building Multi Screen Experiences for the Mobile Web

Explore new APIs and web features to create innovative user experiences for foldable and dual-screen smartphones, adapting existing web apps for these emerging devices.

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

Kafka - A Map of Traps for the Enlightened Dev and Op

Explore advanced Kafka concepts, client-side challenges, and operational complexities. Learn to navigate traps, optimize configurations, and manage Kafka at scale for robust applications.

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

From Java and Scala to Assembly

Explore performance myths in Java and Scala, analyzing code snippets down to assembly level using tools like JITWatch, javap, and JMH. Learn to measure and verify performance claims accurately.

• YouTube
• 3 hours
• Self-Paced
• Conference Talk

Maven, My Life Is Short

Optimize Maven builds: profiling, skipping Mojos, using Maven Daemon, vertical scaling, and incremental builds. Learn strategies to significantly reduce build times with real-world examples and trade-off discussions.

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

Let's Kustomize Our Manifests With Style

Discover Kustomize: a powerful built-in alternative for managing YAML in Kubernetes. Learn to organize systems, deploy applications, and upgrade with ease using kubectl, kustomize, and kpt.

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

Build and Deploy Cloud Native Java Microservices on Kubernetes with Istio Service Mesh

Explore cloud-native Java microservices deployment on Kubernetes with Istio, covering service mesh concepts, JHipster usage, and advanced Istio features for efficient development and management.

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

Threading Lightly with Kotlin

Explore Kotlin coroutines as a modern concurrency paradigm, comparing them with traditional threading models. Gain hands-on experience and understand the performance, memory usage, and complexity differences.

• YouTube
• 2 hours 29 minutes
• Self-Paced
• Conference Talk

Recording the Flight of Serverless Functions

Explore novel JFR profiling for serverless functions, gaining insights into code behavior and cloud provider JVM management without code modifications.

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

Serverless Machine Learning Systems with Hopsworks and Github Actions

Learn to build an operational prediction service using Python and free serverless tools. Explore feature pipelines, batch predictions, and MLOps best practices with a real-world surfing wave height prediction example.

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

GraalVM Cloud Native & Micronaut Deep Dive

Explore advanced Micronaut features for Java, Kotlin, and Groovy microservices. Learn dependency injection, AOP, AOT compilation, and GraalVM integration for efficient Cloud Native applications.

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

Testing an Onion Architecture - Done Right

Pragmatic approach to testing hexagonal architectures, balancing unit and integration tests for optimal coverage and speed in Spring Boot applications.

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

From 'It Works on My Machine' to 'It Was Written by a Machine' - GitHub Codespaces & Copilot

Explore GitHub Codespaces and Copilot to enhance developer productivity, streamline workflows, and leverage AI-assisted coding for improved efficiency and collaboration in software development.

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

Major Migrations Made Easy

Discover how OpenRewrite enables quick, safe migrations of JVM frameworks and tools. Learn to upgrade Spring, adopt JUnit 5, and more in minutes using fine-grained recipes and abstract syntax trees.

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

Playwright - Your Next Java Test Framework for Automating Web Tests

Discover Playwright, Microsoft's powerful framework for resilient web testing across browsers. Learn its key features, tools, and advantages for efficient automated testing in Java.

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