Spring I/O Courses

Making Sense of Crypto Market Data in Real Time

Explore high-performance crypto exchange architecture using Apache Kafka and Druid to process thousands of transactions per second with sub-millisecond execution times.

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

Beyond REST - Using Full-Stack Signals for Real-Time Reactive UIs

Discover how full-stack signals revolutionize real-time reactive UIs beyond traditional REST APIs, enabling seamless multi-user collaboration and data synchronization across devices.

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

Virtual Threads, Structured Concurrency and Scoped Values - Putting it all Together

Master Project Loom's Virtual Threads, Structured Concurrency, and Scoped Values by building a Spring Boot application that demonstrates lightweight, scalable concurrent programming.

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

Building 12-Factor Spring Boot Applications - Simplicity, Scalability, and Best Practices

Master 12-Factor methodology with Spring Boot for scalable, cloud-native applications. Explore configuration management, deployment strategies, and microservices best practices.

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

The Simplest Way to Build Resilient Applications

Discover how Restate's Durable Execution Engine eliminates failure scenarios like double charges and race conditions in Spring applications through live Java examples.

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

Streamline Cloud-Native App Development Using CDEs

Discover how Cloud Development Environments streamline Spring Boot cloud-native app development with practical examples using Dev Containers and open-source tools.

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

Crafting a Self-Documenting Modular Monolith with DDD Principles

Discover how to build maintainable modular monoliths using Spring Modulith and JMolecules, implementing DDD principles, event-driven architecture, and distributed transactions.

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

Simplifying Cloud-Native App Testing Across Environments

Discover how to test complex Spring Boot applications across environments using Testcontainers, Microcks, and Dapr without spinning up full Kubernetes clusters.

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

Four Approaches to Reducing Java Startup Time - AppCDS, Native Image, Project Leyden, CRaC

Explore four powerful techniques to dramatically reduce Java application startup time and memory consumption: AppCDS, GraalVM Native Image, CRaC, and Project Leyden for optimal performance.

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

Top 10 REST API Design Pitfalls

Discover the most common REST API design mistakes through entertaining examples from 150+ companies, covering breaking changes, data exposure, performance issues, and error handling.

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

Real-World AI Patterns with Spring AI and Vaadin

Discover practical AI integration patterns for Java applications using Spring AI and Vaadin, covering memory, tool calling, security guardrails, and multimodal interactions.

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

Survival Guide to Continuously Align and Upgrade Your Spring Dependencies

Master the complex challenges of upgrading Spring dependencies and aligning multiple project versions in Java applications with practical survival strategies.

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

Code Once, Use Everywhere - Building Shared Libraries for Multiple Projects

Discover practical strategies for building maintainable shared Java libraries that integrate seamlessly with Spring Boot across multiple projects without causing bugs or bottlenecks.

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

A Cloud Cost Saving Journey - Strategies to Balance CPU for Containerized Java Workloads in Kubernetes

Discover strategies to optimize CPU resources for containerized Java workloads in Kubernetes, reducing costs through efficient resource management and rightsizing techniques.

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

Taming Testing of AI Applications

Master specialized testing approaches for AI applications, covering probabilistic outputs, bias detection, model drift, and using AI to generate better synthetic test data.

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