Modern Java at Stripe

This feature thread tracks Stripe's strategic approach to modernizing its Java codebase. The initial post introduces the concept of treating language upgrades as a service, aiming to overcome the challenges of maintaining up-to-date language versions in a large enterprise environment. It highlights the importance of establishing a smooth upgrade path and the recurring costs associated with keeping the codebase current. This post details the practical implementation of this 'language upgrades as a service' approach, focusing on the technical challenges and solutions involved in upgrading Java versions across a massive codebase.