Shopify (or similar hosted platforms) makes sense for a retailer just starting to sell online — quick to set up, no infrastructure to manage. The friction shows up later: transaction fees on every sale, limited flexibility for local payment methods, and monthly costs that scale with the store's success rather than its actual hosting needs.
A custom e-commerce platform removes the per-transaction fee structure and lets the checkout flow support the payment methods Ghanaian customers actually use — mobile money first, cards second — instead of forcing a Shopify-native flow that treats mobile money as an afterthought plugin.
Migration risk is the real concern for any retailer considering this move: product catalog, order history, and customer accounts all need to transfer cleanly, and SEO rankings built up on the old platform's URLs need proper redirects, not a fresh start from zero.
The right time to make this move isn't day one — it's once transaction volume is high enough that the ongoing platform fees clearly outweigh the cost of a custom build, which for most growing retailers becomes obvious within twelve to eighteen months.