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.
Common Mistakes in Agent Orchestration for Operational Systems — Why RAG and Function Calling Alone Are Not Enough
Most teams building with Agent Orchestration make the same foundational mistake: they treat it as a tooling problem. They build a RAG pipeline, define some Function Calling schemas, pick a capable LLM — and expect the system to "work." In the lab, it does....
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Failure Architecture in Industrial Automation: Cascade Failures and Recovery Mechanisms
Most automation engineers focus on building systems that work. Far fewer design, from the start, for how the system will fail. That is an...
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Why Your Data Pipeline Fails in Production: Architecture Mistakes in Stateful Processing and Late-Arriving Data
Most data pipelines that fail in production don't have a technology problem. They have an architecture problem — built for an ideal world that...
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Feedback Loop Systems for Fast Decision-Making in Startups: How Founders Execute with Real-Time Data
Most startups drown in data, not the absence of it. Dashboards packed with metrics, weekly reports, review meetings — and yet executive decisions...
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Look-Ahead Bias in Backtesting: How Future Data Silently Contaminates Your Strategy Test
If your strategy backtest is showing brilliant results, there's a good chance something is wrong. Not because the strategy is bad — but because...
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