https://luizvieira.me/tags/migration/ Recent content in Migration on Luiz Vieira https://luizvieira.me/profile.jpeg https://luizvieira.me/profile.jpeg Hugo en-US Sat, 08 Aug 2026 10:30:00 -0700 https://luizvieira.me/spring-boot-4-upgrade/ Sat, 08 Aug 2026 08:30:00 -0700 https://luizvieira.me/spring-boot-4-upgrade/ What made our Spring Boot 3.5 to 4.1 upgrade easier than the 2 to 3 one, including the AI-first knowledge base we built and shared across service teams. https://luizvieira.me/spring-boot-4-analysis/ Mon, 19 Jan 2026 19:00:00 -0800 https://luizvieira.me/spring-boot-4-analysis/ A detailed analysis of the major changes in Spring Boot 4, including Jackson 3 migration, Java 17 baseline, and dependency updates. https://luizvieira.me/spring-boot-upgrade-key-takeaways/ Tue, 27 Aug 2024 20:55:24 -0700 https://luizvieira.me/spring-boot-upgrade-key-takeaways/ Learn key insights from upgrading Spring Boot from 2.7 to 3.2. Discover practical tips, challenges faced, and best practices for a smooth transition https://luizvieira.me/spring-batch-5-migration-params-table/ Mon, 19 Aug 2024 20:08:24 -0700 https://luizvieira.me/spring-batch-5-migration-params-table/ From Spring Batch 4 to 5 there were changes in the rows on BATCH_JOB_EXECUTION_PARAMS we show an approach that makes the migration easy and backward-compatible https://luizvieira.me/spring-boot-3-tracing-sampling-default-probability/ Wed, 17 Jul 2024 08:44:24 -0700 https://luizvieira.me/spring-boot-3-tracing-sampling-default-probability/ After upgrading Spring Boot version to 3.3.1 we noticed that 90% of our distributed tracing in our observability tool were gone. In this post we tell the story https://luizvieira.me/spring-boot-3-3-1-jackson-jdk8module/ Mon, 15 Jul 2024 21:23:24 -0700 https://luizvieira.me/spring-boot-3-3-1-jackson-jdk8module/ After upgrading Spring Boot from version 3.2.5 to 3.3.1 we started to have a serialization issue with the Optional class. Check how to fix it in this post https://luizvieira.me/migration-netflix-zuul-to-spring-cloud-gateway-server-mvc/ Thu, 27 Jun 2024 20:55:24 -0700 https://luizvieira.me/migration-netflix-zuul-to-spring-cloud-gateway-server-mvc/ I have recently migrated our API gateway from Spring Cloud Starter Netflix Zuul to Spring Cloud Gateway Server MVC and here is a complete guide on how to do it https://luizvieira.me/spring-boot-3-migration/ Sat, 27 Apr 2024 08:55:24 -0700 https://luizvieira.me/spring-boot-3-migration/ I have recently migrated several projects and libraries from Spring Boot 2.7.15 to Spring Boot 3.2.4 and I would like to share some insights into the changes https://luizvieira.me/spring-boot-3-spring-sleuth-micrometer-migration/ Thu, 11 Apr 2024 20:55:24 -0700 https://luizvieira.me/spring-boot-3-spring-sleuth-micrometer-migration/ Spring Sleuth was removed in Spring Boot version 3 in favor of Micrometer and I recently migrated many services and want to share the learnings with you. https://luizvieira.me/spring-security-resource-server-jwt/ Mon, 01 Apr 2024 19:08:24 -0700 https://luizvieira.me/spring-security-resource-server-jwt/ We recently replaced the deprecated @EnableResourceServer with Spring Security and in this post I will share what we did and the new code.