Thinking about some samples of the phrases "within the backend" and "around the backend" on Google Books, it seems that everything that runs in the backend (procedures, services, etcetera. In several conditions, the absolute route for each in the prepositions may be easily inferred from the context, e.g. the Red https://hectorcccdc.digitollblog.com/36205787/website-front-end-design-for-dummies