Trading Systems Lab

Practical notes on EA building, MT5 testing, risk control, and market timing. Less hype, more systems.

Tip: Use short keywords like “London”, “ATR”, “spread”, “JPY”.

From Indicator to Execution: Turning Ideas Into MT5 EAs

Learn the real EA development process from indicator idea to live MT5 execution. A practical guide covering indicator logic, signal generation, risk handling, and order execution for building robust Expert Advisors.

EA development process indicator logic signal generation order execution MT5 EA development
2026/02/16

Designing EA Logic That Survives Market Regime Changes

Markets change faster than most EAs. Learn how to design EA trading logic that survives market regime changes using adaptive structure, regime filters, and robustness-first thinking instead of brittle optimization.

EA trading logic market regimes adaptive EA system robustness MT5 EA development
2026/02/09

Common EA Coding Mistakes That Quietly Kill Performance

Discover the most common EA programming mistakes in MQL5 that silently destroy performance. Learn how small bugs, poor assumptions, and optimization errors quietly drain profitability in real trading.

EA programming mistakes MQL5 bugs EA optimization trading system errors MT5 EA development
2026/01/26

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MT5 EA development (3) EA optimization (1) MQL5 bugs (1) adaptive EA (1) indicator logic (1) market regimes (1) order execution (1) signal generation (1) system robustness (1) trading system errors (1)
How to use this blog
  • Pick a session (Tokyo/London/NY) and test one idea.
  • Use fixed risk per trade, then optimize only after stability.
  • Bookmark your best setups and keep a track record.