Spring I/O (28-30 April 2027)

The only conference dedicated entirely to Spring. +1200 attendees. Next edition: 28-30 April 2027, Valencia, Spain.
Organized by @sergialmar

[Spring AI @SpringAICentral]

Spring AI 2.1.0-M1 is out 🍃

🧩 Message parts: ordered text, reasoning, tool calls & media
🤖 OpenAI Responses API: reasoning + tool calling on GPT-5.4+
📥 VectorStore.upsert() for pre-computed embeddings

Feedback welcome: https://t.co/OsokDRcxjr

#SpringAI #Java

[Spring I/O (28-30 April 2027) @spring_io]

🍃 Spring Data JDBC - Taming the Beast by @mpolivaha @ Spring I/O 2026

▶️ Video: https://t.co/j0JIFT4POW #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 Fallout: Dead Letter Management At Scale by @jkuipers @ Spring I/O 2026

▶️ Video: https://t.co/DoAIFNvI3x

🔗 Slides: https://t.co/LzqTVja2v6 #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 Paketo Buildpacks: the Spring Boot way to build images, and more! by @anthonydahanne @ Spring I/O 2026

▶️ Video: https://t.co/qypgN94Tj0

🔗 Slides: https://t.co/y9TuQtnfJC #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 Concurrency and Streaming in the Age of Loom by @rstoya05 / @chemicL @ Spring I/O 2026

▶️ Video: https://t.co/nFUbQGCH2g

🔗 Slides: https://t.co/qeFLwecu4U

🛠️ GitHub repo: https://t.co/Mhx06sJI2t #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 Testing Spring Boot Applications Demystified by @rieckpil @ Spring I/O 2026

▶️ Video: https://t.co/CujXmBC8oY

🔗 Slides: https://t.co/9ajgfLjBJI #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 Demystifying Observability for Spring Applications by @salmto / @tiffanyfayj @ Spring I/O 2026

▶️ Video: https://t.co/Haq3TEgZ8S

🔗 Slides: https://t.co/GOVZTEE3JG

🛠️ GitHub repo: https://t.co/ALt86nCJlR #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 DB-first Meets Code-first: Persistence Workflows in IntelliJ IDEA by @antonarhipov @ Spring I/O 2026

▶️ Video: https://t.co/qh2WscTWen

🛠️ GitHub repo: https://t.co/B75faSODsH #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 The Complete Guide to Secret Hygiene for Java and Cloud-Native Engineers by Martin Ladecký @ Spring I/O 2026

▶️ Video: https://t.co/oUT1qf8GqD

🔗 Slides: https://t.co/pk9WBl50gm

🛠️ GitHub repo: https://t.co/op0of9U9q9 #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 From Kitchen to Table: A Safe Software Journey with SBOMs by @dchuyko @ Spring I/O 2026

▶️ Video: https://t.co/OLHdSiOVsX #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 Secure-by-Default Spring Apps: Zero Trust, OAuth2, and Runtime Policies by @isaric_pv @ Spring I/O 2026

▶️ Video: https://t.co/LKxhdx5saR

🔗Slides: https://t.co/1eE2aXy7Lv

🛠️ GitHub repo: https://t.co/AB2GEDk7gJ

#springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 REST is for Agents: Rediscovering Spring HATEOAS by @asaikali @ Spring I/O 2026

▶️ Video: https://t.co/i2SzM1wAkS

🛠️ GitHub repo: https://t.co/yOnA5fHTVp #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 Reduce LLM calls with Vector Search Design Patterns by @RaphaelDeLio @ Spring I/O 2026

▶️ Video: https://t.co/DbYJsnlMpt #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 Get The Most Out of Virtual Threads in Java 25 -A Deep Dive into the Latest Achievements of Virtual by @chwoerz @ Spring I/O 2026

▶️ Video: https://t.co/ihYIgkZFym #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 Idiomatic @kotlin applications with Spring Boot 4 by @sdeleuze @ Spring I/O 2026

▶️ Video: https://t.co/J1XZKCXg2Z

🔗 Slides: https://t.co/JS1EThZHyQ #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 Architectural Patterns for Spring Security You Wish Your Tech Lead Knew by Cristian Schuszter @ Spring I/O 2026

▶️ Video: https://t.co/Je4BV1X7O6

🔗 Slides: https://t.co/pqO3BsF1c4 #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 Hybrid Modernization: Combining OpenRewrite's Precision with LLM Intelligence for Spring by @raquelpau @ Spring I/O 2026

▶️ Video: https://t.co/LSQYTyeQhh #springio26

🔗 Slides: https://t.co/3jMs5K50JX #springio26

[Spring I/O (28-30 April 2027) @spring_io]

🍃 The Spring AI Ecosystem in 2026: From Foundations to Agents by @markpollack, @christzolov and @chemicL @ Spring I/O 2026

▶️ Video: https://t.co/pWHgxQY0NT #springio26

[Sergi Almar 🍃 @sergialmar]

Spent the day kicking off preparations for Spring I/O 2027 with @jrigabert at our new home in Valencia.

Mark the dates: 28-30 April 2027. It's going to be a great edition. See you in Valencia!

[Josh Long @starbuxman]

I talked about some of my favorite features in @springboot 4 in this @spring_io talk

https://t.co/9PaJcIdgcB