Our courses

Intensive and hands-on tracks to master AI, designed and led by a field expert.

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Intermediate3 daysOPCO-eligible

Modern Java and Spring Boot – Production Level

Design, test and deploy Spring Boot 3 and Java 21 applications to industry standards

This intensive 3-day training covers the complete stack a back-end Java developer faces today: Java 21, Spring Boot 3, JPA and Hibernate persistence, security with Spring Security, integration testing, hexagonal architecture, resilience, Kafka messaging, observability and Docker packaging. You work on OrderHub, a realistic red-thread application with 4 connected business features, multi-level testing and a complete Docker deployment.

21h (3 days)
6-12 participants
13 modules
OPCO-eligible
  • 13 modules with the OrderHub red-thread project
  • Java 21, Spring Boot 3, Hibernate, Spring Security 6
  • Hexagonal architecture, Kafka, Resilience4j, observability
  • OPCO-eligible training
1 750
EUR HT / participant

OPCO-eligible

View the programRegister
Intermediate to advanced3 daysOPCO-eligible

Java 25 & Spring Boot 4 – Migrate and master the 2026 standards

Master Java 25 LTS, Spring Boot 4 and Hibernate 7, and lead the migration of an existing codebase to 2026 standards

This training is designed for Java developers who need to converge towards Spring Boot 4 and Java 25 LTS. It covers both mastering the new language and framework capabilities, and the real conduct of a production migration: strategy, OpenRewrite tooling, classic pitfalls and industrialization. You work on PaymentHub, a red-thread application built in Spring Boot 4 and Java 25, then apply a reproducible playbook to legacy codebases on day three.

21h (3 days)
6-12 participants
14 modules
OPCO-eligible
  • 14 modules with the PaymentHub red-thread project
  • Java 25 LTS, Spring Boot 4, Hibernate 7, Spring Security 7
  • Reusable OpenRewrite migration playbook
  • OPCO-eligible training
1 750
EUR HT / participant

OPCO-eligible

View the programRegister

Compare our courses

CourseDurationPrice (excl. tax)LevelModulesFormatFunding
Modern Java and Spring Boot – Production Level3j (21h)1 750 €Intermediate13On-site or remoteOPCO
Java 25 & Spring Boot 4 – Migrate and master the 2026 standards3j (21h)1 750 €Intermediate to advanced14On-site or remoteOPCO