Focus on the pronunciation of back-end
English definition of “back-end”
/ˌbækˈend/ adjective [before noun]
› relating to the final parts of a process or project, or to money that you pay when you sell a financial product: "Back-end logistics" refers to product delivery and payment collection. Back-end charges will apply when you sell your share in the fund. → Compare front-end
› IT relating to the part of a computer program or system that the user does not see or use: We devised an automatic processing system with a back-end database.