Case Study 02
TradeX: multi-tenant trading infrastructure with real backend depth.
A full trading-system build across binary flows, wallets, ledgers, liquidity controls, order lifecycle, market data, bots, admin operations, and tenant boundaries.
The brief
Trading products are mostly ledgers, state machines, and failure control.
The important work was not decoration. It was multi-tenant isolation, wallet integrity, ledger movement, order state, liquidity logic, market-data ingestion, bot behavior, permissions, and audit-friendly admin paths.
The product needed backend judgment and frontend clarity working together, so operators could move quickly without losing financial or operational control.
Tenant
isolated product behavior, settings, users, and operational controls
Ledger
wallet movement, balance rules, audit state, and transaction history
Bots
market-data driven automation and controlled execution paths
Core
Wallet and ledger engine
Balance mutations, locked funds, settlement states, transaction history, and audit visibility had to be modeled as backend rules, not UI assumptions.
Market
Orders, liquidity, market data
Order lifecycle, binary trading flows, liquidity decisions, price feeds, and market-data behavior needed clean state transitions and failure handling.
Automation
Bots and operator controls
Bot behavior needed guardrails, observability, and admin-level override paths so automation stayed useful without becoming invisible risk.
Stack