Essays · Operations Intelligence, AI and Quant

Hossein Narimani — Writing

In-depth writing on quant system design, operational AI, SaaS architecture, custom AI agents and founder execution systems.

OHLCV Feature Pipeline Architecture: Designing Feature Registries and Caches for Scalable Trading Systems
Featured July 29, 2026 Quant System Design

OHLCV Feature Pipeline Architecture: Designing Feature Registries and Caches for Scalable Trading Systems

Most trading systems do not fail because of the model. They fail because every component interprets market data differently.When a feature has one value in a backtest and another in live trading, the problem is not intelligence. It is architecture.The Real...

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What Is Quant System Design? Architecture, Components, and How It Differs from a Trading Bot
July 20, 2026 Quant System Design

What Is Quant System Design? Architecture, Components, and How It Differs from a Trading Bot

Most trading bots do not fail because their code is poor. They fail because there is no system behind them.A buy-or-sell signal is not a quant...

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OHLCV Data Quality Checks: What to Validate Before Backtesting or Trading
July 14, 2026 Quant System Design

OHLCV Data Quality Checks: What to Validate Before Backtesting or Trading

Most backtests do not fail because of the model. They fail because of the data.If your OHLCV feed is incomplete, inconsistent, or retrospectively...

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What Makes an Automated Trading Strategy Good? Real Criteria Beyond a Beautiful Backtest
July 13, 2026 Quant System Design

What Makes an Automated Trading Strategy Good? Real Criteria Beyond a Beautiful Backtest

Most strategies that look excellent in a backtest were never designed to survive production.A trading bot is not good because its equity curve...

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Can Quant Trading Strategies Be Trained From OHLCV Data Alone?
July 05, 2026 Quant System Design

Can Quant Trading Strategies Be Trained From OHLCV Data Alone?

Most people asking "can you train a strategy on OHLCV data" are really asking something else: "can I train a model on past prices and make money...

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