Blog
Notes on AI engineering and backend development: RAG, LLM agents, APIs and the decisions behind them.
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Building Your First AI Agent (That Actually Does Something Useful)
Build a working AI agent with LangGraph: two tools, a clear prompt, a step limit and a loop that knows when to stop.
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Data Leakage Begins in Preprocessing (And Most People Miss It)
Four preprocessing mistakes that leak test data into training, why validation hides them, and how to split first and use pipelines.
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