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Nitin Srivastava

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Production Reranker Layer for RAG in Python: Cross-Encoder, Cohere Fallback, and Reciprocal Rank Fusion (Runnable Code)
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Production Reranker Layer for RAG in Python: Cross-Encoder, Cohere Fallback, and Reciprocal Rank Fusion (Runnable Code)

#python #rag #llm #ai
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10 min read
Bulletproofing LLM Structured Output in Python: Healing Retries, Cost Caps, and Drift Detection (Runnable Code)
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Bulletproofing LLM Structured Output in Python: Healing Retries, Cost Caps, and Drift Detection (Runnable Code)

#python #llm #ai #llmops
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10 min read
Building a Production LLM Evaluation Harness in Pytest: Cost-Bounded, Flake-Aware, CI-Gated (Runnable Python)
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Building a Production LLM Evaluation Harness in Pytest: Cost-Bounded, Flake-Aware, CI-Gated (Runnable Python)

#python #llm #testing #ai
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9 min read
How We Cut API Response Time from 2.3s to 180ms Using Redis + Smart Caching
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How We Cut API Response Time from 2.3s to 180ms Using Redis + Smart Caching

#redis #python #performance #api
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8 min read
Semantic Chunking with Overlap and Section-Awareness: The RAG Tutorial Nobody Wrote
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Semantic Chunking with Overlap and Section-Awareness: The RAG Tutorial Nobody Wrote

#rag #python #ai #tutorial
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8 min read
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