Devoxx Courses

Building a Spring Boot 2 Application - Ask the Audience

Live-coding a Spring Boot 2 app with audience-driven requirements, showcasing its flexibility and ease of use for building stand-alone Spring applications quickly, regardless of chosen technologies or frameworks.

• YouTube
• 51 minutes
• On-Demand
• Conference Talk

Advanced Pipelines for Hypothesis-Driven Development

Explore advanced deployment techniques like smart routers and feature toggles for effective A/B testing, monitoring, and hypothesis-driven development to enhance software releases.

• YouTube
• 52 minutes
• On-Demand
• Conference Talk

High-Performance Event-Sourced Clustered Microservices with Play! & Akka

Learn to create high-performance, event-sourced microservices using Play! Framework and Akka. Explore project structuring, event sourcing, clustering, and CQRS optimization for tailored read-sides.

• YouTube
• 49 minutes
• On-Demand
• Conference Talk

What Monolith Can Learn from Microservices

Discover how to modernize monolithic Java applications by applying microservices principles, including service isolation, reactive approaches, and cloud-native techniques for improved performance and scalability.

• YouTube
• 48 minutes
• On-Demand
• Conference Talk

The Quantum Computers Are Coming

Explore quantum computing's evolution, from basic concepts to cutting-edge applications. Learn about quantum mechanics, gates, and real-world use cases using platforms like IBM Quantum Experience.

• YouTube
• 51 minutes
• On-Demand
• Conference Talk

A Crystal Ball to Prioritize Technical Debt

Uncover problematic code and team dynamics using software evolution techniques and psychology. Prioritize improvements, detect organizational issues, and make data-driven decisions for better software development.

• YouTube
• 49 minutes
• On-Demand
• Conference Talk

It's All About Morphisms

Gentle introduction to Category Theory for OOP programmers exploring Functional Programming. Explains key concepts with diagrams, metaphors, and code examples in Java and Kotlin, comparing to classical OOP approach.

• YouTube
• 49 minutes
• On-Demand
• Conference Talk

Kotlin EE - Boost Your Productivity

Discover how Kotlin and Java EE combine to create efficient microservices. Learn to write, build, test, deploy, and scale services quickly using Docker, focusing on business logic and productivity.

• YouTube
• 50 minutes
• On-Demand
• Conference Talk

Fallacies of Doom - Lessons Learned from Porting Doom 3 to Java

Explore insights gained from porting Doom 3 to Java, comparing language features, and uncovering unexpected lessons about Java's strengths and limitations in game development.

• YouTube
• 51 minutes
• On-Demand
• Conference Talk

Moving to G1GC - An Experience Report

Exploring real-world experiences of transitioning from CMS to G1GC in Java, including performance implications, potential challenges, and optimization strategies for reduced operating costs.

• YouTube
• 57 minutes
• On-Demand
• Conference Talk

Spring Framework 5.0 on JDK 8 & 9

Explore Spring Framework 5.0's compatibility with JDK 8 and 9, learning benefits, challenges, and upgrade strategies for Java applications. Gain insights on classpath and module path implementations.

• YouTube
• 1 hour 4 minutes
• On-Demand
• Conference Talk

Microservices Are Not Worth the Trouble

Exploring the trade-offs of microservices architecture: complexity, orchestration challenges, and developer skills needed. Evaluating if benefits outweigh costs in real-world scenarios.

• YouTube
• 37 minutes
• On-Demand
• Conference Talk

Your Website STILL Feels Slow, Now What?

Discover tricks to make websites feel faster, improve user perception, and create memorable experiences when traditional optimization methods fall short.

• YouTube
• 45 minutes
• On-Demand
• Conference Talk

Move Slow and Mend Things

Challenging software development speed obsession, emphasizing sustainable pace, quality, and responsibility. Explores misconceptions about velocity, sprints, and full-stack development to promote thoughtful, effective practices.

• YouTube
• 45 minutes
• On-Demand
• Conference Talk

Graal - High-Performance Polyglot Runtime

Explore Graal, a high-performance polyglot runtime that enables seamless language interoperability and world-class performance for Java, JavaScript, Ruby, R, and more, with integrated compilation and execution infrastructure.

• YouTube
• 52 minutes
• On-Demand
• Conference Talk