A Bootiful Podcast

Sébastien Deleuze, a pivotal Spring contributor, dives into the exciting features of Spring Framework 7 and Spring Boot 4. He discusses the smooth migration experience, highlighting improvements like modularization and nullability. Sébastien also covers the benefits of GraalVM 25, faster release cycles, and enhanced Kotlin support. He emphasizes innovations in AOT optimizations and testing support, while clarifying changes in Jackson compatibility. Tune in for insights on making the most of these groundbreaking updates in your development journey!

This week’s guest, Bruce Eckel, is an acclaimed author and thought leader on programming languages, best known for _Thinking in Java_. He delves into the nuances of language design, arguing why ultimate convergence is unlikely. Topics include a fresh take on monads, the challenges of TypeScript, and the role of performance in evolution. Bruce also discusses AI's potential to enhance programming creativity and collaboration, and how effects systems simplify complex coding tasks. His insights reflect on the past, present, and future of programming!

Hi, Spring fans! In this installment, I had the privilege to sit down with Vaadin legends Joonas Lehtinen, Marcus Hellberg, and Leif Åstrand at the amazing Vaadin Create 2025 event in Frankfurt, Germany.

In this discussion, Philip Krenn, Developer Advocate at Elastic, delves into modern logging practices and the significance of the ELK stack. He explains the evolution of logging, from structured versus freeform logs to log collection strategies. Philip highlights the business value in capturing metrics through logging and explores how OpenTelemetry can streamline instrumentation. He even shares a quirky project involving a coffee machine, showcasing how observability can be fun. Tune in for insights on scaling logs and leveraging AI for better log parsing!

Hi, Spring fans! In this installment we talk to the Spring team engineer Dariusz Jędrzejczyk on the latest-and-greatest in the reactive world, MCP, and more

In this engaging discussion, Thomas Wuerthinger, Oracle VP and founder of GraalVM, shares insights on cutting-edge technology in virtual machines and compilers. He delves into GraalVM's impressive features like fast native image compilation and polyglot support. The conversation explores embedding Python within Java, the transformative potential of WebAssembly, and the innovative Project Crema for dynamic loading. Wuerthinger also touches on GPU offloading with TornadoVM and shares his journey in compiler development, highlighting the future of multilingual VMs.

Josh Cummings, a seasoned Spring Security contributor, shares his expertise on the latest advancements in Spring Security 7, including multi-factor authentication (MFA). He discusses why built-in MFA is crucial and how it aligns with authentication authorities. Cummings also reveals new protocols like OAuth Authorization Server and SAML joining the platform. The conversation dives into modularizing legacy APIs and the importance of granular configuration for robust authorization, while emphasizing security enhancements that come with each version upgrade.

Dr. Kris De Volder, a seasoned tooling engineer and Spring tools contributor, shares his insights into the evolution of developer tooling. He highlights how Eclipse revolutionized IDEs and discusses the role of Spring tooling in enhancing developer experience. Kris dives into his work on OpenRewrite recipes for automating Spring migrations and explains the Accelerator project for standardized templates. He also explores the intersection of AI with tooling, considering its potential as a coding tutor and the implications for developer workflows.

Mahmoud Ben Hassine, the Spring Batch lead and software engineer at VMware, shares his impressive journey with Spring technologies. He explains the evolution of Spring Batch 6, including its default stateless job repositories for faster performance. Mahmoud dives into the integration of Java 25's compact object headers and GraalVM support, enhancing efficiency. He emphasizes the ongoing significance of batch processing in modern workloads, including AI and ETL tasks, while inviting listeners to try out the latest features and provide feedback.

In this engaging discussion, Spencer Gibb, the lead of Spring Cloud and a longtime contributor to the Spring community, shares exciting insights from SpringOne 2025. He dives into the new Spring Framework API versioning, explaining semantic ranges and enhancements in Boot auto-configuration. Spencer also outlines the Spring Cloud roadmap, highlighting upcoming release milestones and the integration of functions with the Gateway. His expertise illuminates the future of Spring technologies, making this a must-listen for developers!