I'm looking for a Magento 2 developer who will modify the checkout form - the changes concern the fact that the buyer must specify what type of invoice he wants (3 options - required field ) and depending on the selection, a different set of fields appears (standard fields ) Platform: Magento 2.4.8 Delivery method: I expect delivery of a ready-made module, patch, or implementation instructions for my own implementation (offline or staging work, without access to production). Function to be added in the selected Magento store - not in every store It is important to ensure high quality and clean code, and to know and apply best practices in secure coding. • page passes Lighthouse mobile usability audit with no layout shift warnings • tested in Chrome, Firefox, Safari, Edge, iOS Safari, Android Chrome • Ensure every adjustment is fully tested on both desktop and mobile views, then document the steps I need to replicate the setup on staging and production.