XAUDONG

Freelance Expert Advisor & Indicator Developer

Freelancer.com • Freelance

Dec 2025 - Present • 5 mos

Freelance Expert Advisor & Indicator Developer | 2025 – Present Custom Algorithm Development: Architected and coded numerous Expert Advisors (EAs) and technical indicators tailored to complex client specifications and trading methodologies. Advanced Strategy Automation: Seamlessly integrated high-level concepts such as Order Blocks, Fair Value Gaps (FVG), and Market Structure Shifts (BOS/CHOCH) with technical filters (ALMA, JMA, TEMA). Optimization & Robustness Testing: Performed rigorous backtesting and walk-forward optimization to ensure algorithmic stability across volatile market regimes. External API Integration: Developed automated notification systems using Telegram API to deliver real-time trade logs and market analysis directly to users. Key Achievements Flagship Project Leader: Successfully developed and deployed high-performance EAs including "XAU DONG", and "Assistant Pro". Community Growth: Established and managed the "XAU DONG CLUB" Telegram community, providing technical support and algorithmic insights to a growing user base. Proprietary Tooling: Created the "Quantum Kinetic Master" on TradingView, a sophisticated Pine Script indicator designed for high-precision momentum and trend identification. System Refinement: Highly skilled in optimizing entry zones and tightening Stop Loss (SL) parameters to improve the Risk-to-Reward ratio (RRR) for retail and professional traders.

Landscape Supervisor

PT.RAPP • Fulltime

Feb 2024 - Oct 2025 • 1 yr 8 mos

Responsible for managing and maintaining all landscape areas and green open spaces within the PT. RAPP employee housing complex. Ensured high standards of cleanliness, aesthetics, and environmental comfort to support resident well-being through effective team and resource management. Key Responsibilities: Oversaw daily operations of the landscaping team (gardeners) including garden maintenance, tree pruning, and lawn care across the housing estate. Developed preventive and curative maintenance schedules to ensure all green zones remained in peak condition. Managed operational budgets (OPEX) for the procurement of seedlings, fertilizers, tools, and irrigation systems. Ensured strict compliance with Health, Safety, and Environment (HSE) standards across all work sites. Coordinated with other Facility Management departments to support community activities and corporate events in outdoor areas. Key Achievements: Environmental Enhancement: Successfully improved the aesthetic value and resident satisfaction index of the housing complex by revitalizing thematic gardens and redesigning neglected green spaces. Resource Efficiency: Implemented scheduled irrigation systems and utilized organic fertilizers from self-processed waste, resulting in a 80% reduction in operational costs. Safety Record: Maintained a "Zero Accident" (LTI-free) record during the tenure through rigorous supervision of PPE usage and safe work procedures. Project Delivery: Successfully led a large-scale reforestation and landscaping project for new housing extensions on time and within budget.