I am looking for an expert MQL5 developer to build a robust, professional Expert Advisor for Gold (XAUUSD). The EA must be Event-Driven (OnTick) with no 'Sleep' functions, ensuring instant execution. Core Logic: Grid Strategy: Start with 0.02 Buy/Sell. Lot size sequence: 0.02, 0.03, 0.05, 0.09, 0.14, 0.26, 0.44, 0.75, 1.28, 2.18 (Max 10 steps). Dynamic TP: Total basket TP must update instantly upon new order