Vignesh Prabhu

Principal Android & AI Product Engineer
Google Prompting Essentials Certified
LinkedIn ・ GitHub ・ Resume PDF

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👋 Welcome!

I architect and build at the intersection of mobile and AI. From leading Android teams delivering apps for millions, to shipping RAG/LLM-powered knowledge experiences like Intellecta AI, I turn complex technology into business-ready, user-friendly products.

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🚀 Featured Projects

Intellecta AI

Conversational Q&A over your PDFs using chunking, embeddings, and Retrieval-Augmented Generation (RAG).
Gemini/OpenAI, Python & Flask, FAISS, HTML/JS

• Project Blog | Demo Coming Soon

Prompt Engineering Playbook

Prompt library and experiments, built on lessons from my Google Prompting Essentials Certification.

• Prompt Guide | Sample Outputs

Android Apps at Scale

• Rhokart – Architected end-to-end B2B eCommerce Android app; grew onboarding by 50% in 2 months.

• Zee5 for Android TV – Led app revamp to 100M+ users, team leadership, and analytics integration.

• See more on GitHub

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🏆 Credentials & Certifications

• Google Prompting Essentials – Coursera (verify)

• 8+ Years Leading Android Development (Rhokart, Zee5, Paycraft, Ninestars)

• B.Tech (IT), Diploma ECE

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✍️ Latest Posts

• How Prompt Engineering Levels Up RAG and LLM Apps

• Shipping Intellecta AI: Lessons in Retrieval-Augmented Generation

• Building Feedback Loops for Smarter Agents

See all my writing here →

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📬 Connect With Me

• LinkedIn

• GitHub

• Email

• Download My Resume Here

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Always open to AI/GenAI, mobile, and product roles. Let’s connect, collaborate, or discuss how RAG, agents, and prompting can transform your team’s next project!