Devoxx Courses

Handling 400k+ Visitors at the World's Largest Physics Lab (CERN)

Discover how CERN manages 400k+ visitors at its Science Gateway exhibition center, using Drools technology to optimize booking experiences and handle capacity challenges at the world's largest physics lab.

• YouTube
• 41 minutes
• Self-Paced
• Free Video

OAuth2, OpenID: SSO Under the Hood

Dive into OAuth2 and OpenID protocols by implementing authentication flows from scratch, gaining a clearer understanding of these complex web standards through hands-on coding rather than abstract diagrams.

• YouTube
• 42 minutes
• Self-Paced
• Free Video

Onion, Hexagonal, Clean or Fractal Architecture? All of Them, and More!

Explore different software architecture approaches and learn how to combine Onion, Hexagonal, Clean, and Fractal architectures into an evolutionary approach that fits your project's needs beyond just layers and slices.

• YouTube
• 45 minutes
• Self-Paced
• Free Video

Platform Security

Discover how to integrate robust cybersecurity practices into platform engineering, enhancing DevSecOps with automated security controls, vulnerability scanning, and comprehensive monitoring for resilient systems.

• YouTube
• 21 minutes
• Self-Paced
• Free Video

82 Bugs I Collected in a Year You Won't Believe Made It to Production

Explore 82 real-world software bugs collected over a year, revealing common development mistakes and providing practical strategies to improve testing and prevent similar issues in your projects.

• YouTube
• 35 minutes
• Self-Paced
• Free Video

Self-contained Native Binaries for Java with GraalVM

Discover how GraalVM Native Image compiles Java applications into native binaries, offering instant startup, better warmup, reduced memory footprint, and enhanced security, plus learn about native tooling and when to choose AOT vs JIT compilation.

• YouTube
• 44 minutes
• Self-Paced
• Free Video

The Future of Angular: Faster, Lighter, Stronger

Explore Angular's evolution with signals and new control flow syntax, creating faster, more responsive applications without ngZone's performance sacrifices through practical demos.

• YouTube
• 44 minutes
• Self-Paced
• Free Video

Securing LLM-Powered Apps: Overcoming Security and Privacy Challenges

Discover strategies to secure LLM applications by addressing prompt injection, data privacy, legal restrictions, and implementing best practices for building robust AI-powered systems.

• YouTube
• 44 minutes
• Self-Paced
• Free Video

Hunting with Stream Gatherers

Explore Stream Gatherers in Java 24, a new extension point for intermediate operations in streams. Learn how they overcome limitations of collectors, enhance data processing, and improve performance beyond map, filter, and flatMap.

• YouTube
• 45 minutes
• Self-Paced
• Free Video

Best Practices for Keeping Architecture Documentation Up to Date

Discover effective docs-as-code methods for maintaining up-to-date architecture documentation, including lightweight formats, version control integration, and automated validation tools to align documentation with actual code structures.

• YouTube
• 46 minutes
• Self-Paced
• Free Video

Building K.I.T.T. with JavaScript

Discover how to build an intelligent car interface like K.I.T.T. using JavaScript, combining AI techniques with browser APIs for an offline, privacy-preserving experience.

• YouTube
• 43 minutes
• Self-Paced
• Free Video

Long Term Success of Your Angular Projects with Automated Architecture Validation

Discover how to architect Angular applications with automated ESLINT validation to ensure long-term maintainability, extensibility, and consistent delivery velocity.

• YouTube
• 37 minutes
• Self-Paced
• Free Video

Best Way to Run Java Code in Containers - Dockerfiles, Buildpacks, Jib and More

Explore different methods for containerizing Java applications, comparing Dockerfiles, Cloud-Native Buildpacks, Google's JIB, and jlink based on build time, size, standardization, security, and more.

• YouTube
• 46 minutes
• Self-Paced
• Free Video

What Does It Take to Deploy to Production with Confidence?

Explore software supply chain security concepts like SBOMs, SLSA, and CI/CD Security to deploy with confidence, addressing vulnerabilities and meeting regulatory requirements.

• YouTube
• 44 minutes
• Self-Paced
• Free Video

Model Mitosis: Stop Making the Wrong Choice Between Microservices and Monolith

Discover Model Mitosis, a dynamic approach to iteratively split business models, helping you determine when to modularize software and find optimal boundaries between monoliths and microservices.

• YouTube
• 46 minutes
• Self-Paced
• Free Video