Inspect how our Express server middleware orchestrates balance locks, recipient name lookups, and double-entry database mutations.
Our transfer engine guarantees that either both the sender debit and recipient credit succeed simultaneously, or the entire operation rolls back safely, preventing race conditions and phantom currency.
300ms debounced queries resolving recipient legal names.
Pre-debit sufficiency check preventing overdrafts.
Simultaneous debit and credit locks.
Cryptographic NXB reference proof generation.
Launch the full interactive digital banking web application in one click.