Devoxx Courses

Testing Done Right: From Bugs to Brilliance

Explore effective testing strategies, from unit tests to the testing pyramid and trophy, with real-world examples to enhance code quality and reliability.

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

Practical LLM Inference in Modern Java

Implement efficient local LLM inference in Java, leveraging modern features for CPU-based performance without specialized hardware. Explore flexible frameworks adaptable to multiple architectures.

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

Hexagonal Architecture in Practice - Live Coding for Sustainable Applications

Discover how Hexagonal Architecture tackles software complexity through hands-on live coding, making applications adaptable, sustainable, and easier to maintain.

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

Oh No, Not Another Chatbot - Java and AI for Real Business Use Cases

Explore Java development with AI using LangChain4J and Spring AI. Learn to extract information from images for automatic form-filling using Azure OpenAI and Container Apps in a microservice architecture.

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

RAG: From Dumb Implementation to Serious Results - Optimizing Retrieval-Augmented Generation

Elevate RAG implementations using LangChain4j. Master advanced chunking, query refinement, metadata filtering, document reranking, data lifecycle management, and evaluation techniques for accurate, relevant results.

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

Building AI Agents with Shell Scripts

Explore AI agent development using shell scripting, focusing on Nushell and Couchbase for vector database integration. Learn to create powerful, iterative systems efficiently.

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

Open Sourcing a Library: Challenges and Best Practices

Explore the challenges and benefits of open sourcing a Java library, from licensing to community management. Learn practical steps and strategies for successful open source development.

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

Empathic Mentoring for Developers - Why Should You Care, and How?

Discover proven techniques for mentoring developers, focusing on underrepresented groups in IT. Learn about challenges, prerequisites, and the personal growth that comes with being a mentor.

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

How JavaScript Happened: A Short History of Programming Languages

Explore the fascinating journey of JavaScript's creation and evolution, from its 10-day inception to its global dominance in programming.

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

Architecting for Tomorrow: A Pragmatic Perspective

Explore pragmatic architecture principles, balancing complexity and simplicity. Learn adaptive decision-making, fostering a culture of learning, and effective communication for successful architectural endeavors.

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

Software Archaeology - Learning from the Moon Landing

Explore groundbreaking software engineering concepts from Apollo Guidance Computer, including priority scheduling, multitasking, and error handling that ensured mission success.

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

Will AI Assistant Make Developers Redundant?

Explore how JetBrains AI Assistant enhances coding workflows, combining IDE knowledge with LLM power to boost developer productivity.

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

Migrating Spring Boot Apps to GraalVM - Practical Recipes and Tips

Learn practical recipes and tips for migrating existing JVM-based Spring Boot applications to Native Image, improving workflows, and measuring performance improvements with Spring Native.

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

Enabling Teams for Happier and More Productive Engineers

Discover strategies to reorganize teams, reduce stress, and boost productivity using the Enabling teams concept from Team Topologies. Learn practical activities for implementation and improvement.

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

Prepping a Mature Open-Source Project for GraalVM

Explore the process of adding GraalVM support to an open-source project, covering technical details and community collaboration for successful implementation.

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