Devoxx Courses

Confessions of a Keyboard Addict: Where Ergonomics Meets Efficiency

Discover practical keyboard optimization strategies from a self-proclaimed addict, ranging from essential ergonomic setups to eccentric experiments that can help prevent RSI and boost your development efficiency.

• YouTube
• 45 minutes
• On-Demand
• Free Video

StructuredTaskScope and ScopedValue - Get The Most Out of Virtual Threads

Dive into the power of StructuredTaskScope and ScopedValue to maximize virtual threads in Java 21 through live coding of a concurrent web application, learning when to replace ThreadLocals and how to create custom task scopes.

• YouTube
• 44 minutes
• On-Demand
• Free Video

How Difficult Can It Be to Write Efficient Code?

Explore tools like AsyncProfiler, JMH, and JFR to identify performance bottlenecks and optimize your code with practical demos, real-life examples, and actionable techniques.

• YouTube
• 45 minutes
• On-Demand
• Free Video

Optimizing React Applications with the New React 19 Compiler

Discover how React 19's new compiler can double your app's performance with minimal effort, exploring optimization techniques, real-world performance gains, and implementation strategies for both new and existing projects.

• YouTube
• 20 minutes
• On-Demand
• Free Video

Learnings from 2 Years Daily Driving NixOS

Discover insights from 2 years of NixOS experience, learning how to declaratively manage development environments, customize machines safely, and understand both the benefits and challenges of Nix adoption.

• YouTube
• 21 minutes
• On-Demand
• Free Video

Agentic AI with Quarkus, LangChain4j and vLLM

Explore Agentic AI systems through Quarkus and LangChain4j, learning workflow and agent patterns, on-premise deployment with vLLM, and security considerations for mission-critical applications.

• YouTube
• 48 minutes
• On-Demand
• Free Video

Solving Real-World Data Fetching Challenges with Next.js and TanStack Query: Case Study

Explore practical strategies for optimizing data fetching in frontend applications using Next.js, TanStack Query, and BFF pattern through a real-world fintech case study addressing payload size, caching, and resilience challenges.

• YouTube
• 44 minutes
• On-Demand
• Free Video

From Chaos to Clarity: Disarming Toxic Behavior - A Guide to Better Collaboration

Discover how to identify and disarm toxic behaviors in the workplace, enhancing collaboration and creating healthier environments where diversity can thrive and innovation can flourish.

• YouTube
• 44 minutes
• On-Demand
• Free Video

The Horrors That Lurk: Understanding the Linux Compiler Landscape for Developers

Dive into the Linux compiler toolchain's complexities to solve containerization challenges, optimize for multi-architecture deployments, and integrate native dependencies more effectively.

• YouTube
• 18 minutes
• On-Demand
• Free Video

Tulips to Turmeric: Lessons Learned from a Global Team

Discover practical strategies for navigating cultural differences in global teams. Learn to enhance communication, bridge cultural gaps, and foster strong collaboration across continents through personal stories and real-world examples.

• YouTube
• 19 minutes
• On-Demand
• Free Video

In Loving Memory of Privacy

Explore Sebastian Brunner's comedic eulogy on privacy, learning about awareness, tools, solutions, tradeoffs, and his personal journey toward privacy protection.

• YouTube
• 18 minutes
• On-Demand
• Free Video

Bring the Action: Using GraalVM in Production

Dive into practical aspects of building and running applications with GraalVM, covering migration, library compatibility, deployment, monitoring, and addressing common user questions in this hands-on session.

• YouTube
• 41 minutes
• On-Demand
• Free Video

Applied Psychology: Psychology-based UI Improvements

Discover how to apply cognitive psychology principles to improve UI designs and take a more proactive role in the development process.

• YouTube
• 34 minutes
• On-Demand
• Free Video

Letting AI Interface with Your App using MCPs

Explore how AI assistants like Jarvis can interact with applications through MCPs, and learn about the future of user interaction in Kent C. Dodds' demo.

• YouTube
• 23 minutes
• On-Demand
• Free Video

Orchestration vs. Choreography: The Good, the Bad, and the Trade-offs

Dive into orchestration and choreography patterns for microservices with practical banking examples. Build a decision-making framework to choose the right approach for your specific use case.

• YouTube
• 42 minutes
• On-Demand
• Free Video