Devoxx Courses

Busy Developer's Guide to Building Languages

A practical walkthrough of creating a custom language, from choosing its execution and typing model to parsing its grammar and generating code.

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

Rethinking Microservices with Stateful Streams

Explains how stateful stream processing can balance data accessibility and service encapsulation when designing scalable, event-driven microservices.

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

The Art of Discovering Bounded Contexts

Learn to discover and shape bounded contexts using domain-driven design and organizational constraints, aligning microservices with business needs and increasing team autonomy.

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

Using Java 8 Lambdas and StampedLock to Manage Thread Safety

See how StampedLock idioms and Java lambdas protect multi-field object invariants, alongside lock-free approaches using atomic references and low-level Java APIs.

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

Turbo Charge CPU Utilization in Fork - Join Using the ManagedBlocker

A reserved cache can leave Fork/Join workers blocked; this talk demonstrates how ManagedBlocker helps restore the pool’s intended parallelism.

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

How Modern SQL Databases Come Up With Algorithms That You Would Have Never Dreamed Of

See how SQL’s declarative queries let modern databases devise efficient algorithms for tasks developers might otherwise implement by hand.

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

Migrating to Modules

A live migration of a Java 8 application and popular libraries into Java 9 modules, including a path forward when dependencies remain unmodularized.

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

G ∘ F Patterns

Rework familiar GoF behavioral patterns as higher-order functions using Java 8 lambdas, with live coding examples that replace object-oriented scaffolding.

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

Using Sagas to Maintain Data Consistency in a Microservice Architecture

Learn how sagas maintain consistency across microservices through eventual consistency and compensating transactions, and what their design tradeoffs mean for developers.

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

From Tic Tac Toe to AlphaGo - Playing Games with AI and Machine Learning

Trace how search, pruning, Monte Carlo tree search, and neural networks helped AlphaGo tackle Go’s vast decision space.

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

Geek's Guide to Leading Teams

Practical guidance for developer-promoted tech leads on balancing technical judgment with the people work of building effective software teams.

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

Modules in One Lesson

Live coding builds and modifies a Java 9 modular application to explore Project Jigsaw’s module system and its effects on configuration and encapsulation.

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

Evolutionary Architecture

Explores how to make software architecture decisions that support change while delivering value early, using fitness functions and practical techniques.

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

Code Review - How to Do It Better

A practical look at why code reviews lose value over time and how teams can improve readability, feedback, review size, and shared standards.

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

Hacking Usability

Learn to design and run practical usability tests that uncover problems through real users’ struggles with an app or website.

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