Viewing profile — ambuj_tripathi
ambuj_tripathi
HN member- Joined
- Thu, Mar 05, 2026, 2:49 PM UTC
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About ambuj_tripathi
Building production RAG systems on free-tier infrastructure
(512MB RAM, ₹0/month).
Current focus: - LangGraph multi-agent pipelines on constrained environments - Parent-Child chunking with Qdrant — search small, send large - Zero-memory PII masking via Presidio custom regex (0.01MB vs spaCy's 200MB)
Docs: https://ambuj-rag-docs.netlify.app GitHub: https://github.com/Ambuj123-lab Portfolio: https://ambuj-portfolio-v2.netlify.app
Recent public activity
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comment
Comment #47263262
First off, building a local LangGraph RAG at 18 is a massive achievement. Great work! I recently challenged myself to architect a multi-agent LangGraph pipeline on an extremely con…
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Comment #47262538
nice