Crypto and FX: multi-currency, multi-asset and real-time PnL
When every account can carry a different currency, double-entry needs one extra dimension: the asset. It's what separates a financial ledger from a balance table.
Posts
All the articles I've posted.
BNPL and credit: amortization and interest that close every day
Lending money looks simple — until the first month-end close. With the right ledger, daily provisioning, interest accruals and write-offs turn into three queries rather than three projects.
Marketplaces: split payments, escrow and payouts without a spreadsheet
In a marketplace the money is never the marketplace's — it belongs to the seller, the buyer, shipping, tax and the card network. A ledger is the only place they all fit.
Digital wallets: why every user deserves their own subledger
Per-user subledgers, float, settlements and yield. The right ledger architecture turns each of these from a problem into a commodity.