Spring I/O Courses

Null Safety in Java with JSpecify and NullAway

Discover how JSpecify annotations and NullAway tools prevent NullPointerException at compile time, making Java applications more reliable and turning null handling into a useful feature.

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

Unlocking the Unknowns - Cryptography Essentials for Spring Developers

Master cryptographic principles for Java applications including encryption, hashing, secure key management, and common pitfalls to avoid when protecting sensitive data.

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

Life with Spring Boot inside a Monorepo

Discover how Salesforce manages hundreds of Spring Boot microservices in a monorepo using Bazel, covering governance, CI practices, and build optimization techniques.

• YouTube
• 37 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

What's New with Spring Boot and Containers?

Explore Spring Boot's latest container integrations including Buildpacks, native images, Testcontainers, Docker Compose, Kubernetes deployment, and Spring AI features through live demos.

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

From Beans to Boot - Aspects to AI

Discover Spring's evolution from its foundational beans and aspects to modern Boot framework and AI integration with Spring's original creators and experts.

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

Authorization in Spring Security - Permissions, Roles and Beyond

Master advanced Spring Security authorization patterns beyond basic roles, covering policy decisions, enforcement strategies, and secure architecture through live-coded examples.

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

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