https://blogs.joshuaantony.com/tags/lessons-learned/Recent content in Lessons-Learned on Joshua Antony | Tech BlogHugoen-usMon, 06 Apr 2026 00:00:00 +0000https://blogs.joshuaantony.com/posts/atg-lessons-learned/Mon, 06 Apr 2026 00:00:00 +0000https://blogs.joshuaantony.com/posts/atg-lessons-learned/Oracle ATG Commerce is legacy now, but its Nucleus component model, immutable repository items, and config layering were ahead of their time. Its distributed locking, custom messaging, and datasource switching were not. A reflection on what held up and what didn’t.