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Varun Rao
Junior Data Scientist specializing in generative AI and RAG systems
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About
Data scientist at Guardian Airwaves building a RAG-powered quiz generator using Grok AI, with hands-on experience solving hard document-ingestion problems (PDFs with images/tables) via unstructured.io and LlamaIndex. Has deployed production systems on AWS EC2 and brings a pragmatic approach to agent reliability (human-in-the-loop, LLM-based eval, latency/cost metrics) while effectively translating RAG concepts to non-technical stakeholders.
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Key Strengths
- Built a RAG-based quiz generation system using Grok AI
- Handled complex PDF ingestion (text, images, tables) using unstructured.io/LlamaIndex instead of basic splitters
- Practical deployment experience on AWS EC2
- Designs agent workflows with human-in-the-loop checkpoints for reliability
- Evaluates AI workflows using latency and cost-per-run metrics plus qualitative realism/authenticity checks
- Communicates technical concepts to non-technical stakeholders using simple, concrete examples (RAG vs standard LLM hallucinations)
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