Spark Isn’t Magic: What Twenty Years of Data Engineering Taught Me About Distributed Processing

🎓 AUTHORITY NOTE Drawing from 20+ years of data engineering experience across Fortune 500 enterprises, having architected and optimized Spark deployments processing petabytes of data daily. This represents production-tested knowledge, not theoretical understanding. Executive Summary Every few years, a technology emerges that fundamentally changes how we think about data processing. MapReduce did it in 2004. […]

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Data Pipelines for LLM Training: Building Production ETL Systems

Building production ETL pipelines for LLM training is complex. After building pipelines processing 100TB+ of data, I’ve learned what works. Here’s the complete guide to building production data pipelines for LLM training. Figure 1: LLM Training Data Pipeline Architecture Why Production ETL Matters for LLM Training LLM training requires massive amounts of clean, processed data: […]

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Workflows: Graph-Based Agent Orchestration in Microsoft Agent Framework – Part 6

Build graph-based workflows connecting multiple agents. Learn executors, edges, conditional routing, and checkpointing for complex business processes.

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Your Copilot Is Watching: The Real Story Behind AI Coding Assistants in 2025

🎓 AUTHORITY NOTE Drawing from 20+ years of software development experience, leading teams of 10-100 engineers, and having evaluated every major AI coding assistant in production environments. This represents hands-on, production-tested insights. Executive Summary Something shifted in how we write code over the past two years. It wasn’t a single announcement or product launch—it was […]

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