Articles tagged with
migration

27 Jul 2026

How AI Agents Halved the Effort of Migrating 500 Gradle Modules from Koin to Hilt

How do you migrate a dependency injection framework in a large-scale Android application without stopping feature delivery? At Allegro, this question became urgent when our data analysts indicated a direct link between app startup time and user retention. The answer involved a combination of careful architectural decisions, a hybrid migration strategy, and AI-powered automation that reduced the migration time per module from roughly one week to under two days.

wojciech.topolski
09 Dec 2014

How to migrate to Java 8

This post is about migrating a real-world, non-trivial, business-critical application from Java 7 to Java 8. When searching for a JDK 8 migration guide, you can often find blog posts that claim to be helpful but in reality only repeat the list of features found in release notes and offer no insight into issues you may encounter in practice. Having no migration guide during our own migration, we decided to create one. This is a report right from the trenches, no details spared, casualties included.

michal.kosmulski