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Harshvardhan Singh

Software Engineer building AI infrastructure, backend systems, and open-source tools. I write about engineering, technology, and the lessons learned while building real-world software.

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Software Engineer @ Accenture

Build a Semantic Cache for Your LLM App in 40 Lines of Python (And Cut Costs by Half)
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Build a Semantic Cache for Your LLM App in 40 Lines of Python (And Cut Costs by Half)

#ai #python #llm #rag
1
Comments 1
5 min read

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Semantic Retrieval at Scale: Hybrid Search, Reranking, and the Precision-Recall Tradeoff
hrsvd profile

Semantic Retrieval at Scale: Hybrid Search, Reranking, and the Precision-Recall Tradeoff

#ai #programming #python #rag
Comments
10 min read
Building Production AI Agents on the JVM: A Practical Guide to Java + Spring AI in 2026
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Building Production AI Agents on the JVM: A Practical Guide to Java + Spring AI in 2026

#java #ai #programming #python
Comments
7 min read
Context Engineering Is Replacing Prompt Engineering: Building Production Context Pipelines for LLM Apps
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Context Engineering Is Replacing Prompt Engineering: Building Production Context Pipelines for LLM Apps

#ai #promptengineering #rag #python
Comments 3
8 min read
I Kept Rebuilding the Same AI Context From Scratch. Here's What I Learned About "Why AI Forgets".
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I Kept Rebuilding the Same AI Context From Scratch. Here's What I Learned About "Why AI Forgets".

#ai #webdev #programming #chatgpt
Comments
5 min read
The Hidden Cost of Every LLM API Call
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The Hidden Cost of Every LLM API Call

#ai #backend #webdev #architecture
2
Comments
4 min read
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