SNES 16-bit pixel art of a shield protecting a database from corrupted data blocks

Stop Writing Manual Validations: The Definitive Guide to Bean Validation and DTOs in Quarkus

Ditch the infinite ‘if-else’ blocks! Learn how to ensure data integrity across all layers using Bean Validation 3.1. A complete guide on DTOs, custom rules, method validation, and standalone usage.

March 18, 2026 Â· 5 min Â· Matheus Oliveira