Live ProductionSaaS & AI Platforms

RecallAI Vault Knowledge Engine

AI-Powered Personal Second Brain with Semantic Vector Search & Multi-Format Parsing

An intelligent personal knowledge base that ingests YouTube videos, PDF documents, research papers, and web articles, transforming them into conversational semantic knowledge via vector embeddings.

Client / Entity

Proprietary AI SaaS Platform

Role

Lead AI Engineer & Full-Stack Developer

Timeline

2026-05

Live Links

Website Repo

Interactive Live Web Sandbox

Interact with the live production deployment directly below across Desktop, Tablet, and Mobile viewports.

Open in Full Browser

https://recallaivault.jaggu.me

Live Site

https://recallaivault.jaggu.me

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Measurable Impact & Benchmarks

Real performance data and business outcomes achieved for Proprietary AI SaaS Platform.

<800ms

Query Response Time

Semantic vector retrieval + streaming LLM generation

94.6%

Retrieval Accuracy

Contextual precision on complex multi-page document queries

PDF, YT, URL

Supported Formats

Automated transcript and document parsing

The Challenge

Core Problem & Bottlenecks

Information overload makes recalling insights from dozens of books, videos, and articles nearly impossible using traditional keyword search.

Engineering Solution

Technical Architecture & Delivery

Built an end-to-end RAG (Retrieval-Augmented Generation) pipeline using Supabase pgvector embeddings, LangChain, and OpenAI / Gemini models with sub-second hybrid semantic search.

Key Functional Capabilities

Key features and engineering highlights implemented

Multi-Format Document Ingestion (YouTube Transcripts, PDFs, Web URLs, Markdown)

Vector Embedding Pipeline with pgvector cosine similarity ranking

Interactive AI Chat Q&A citing exact source timestamps and page numbers

Knowledge Graph Visualization mapping connections between saved concepts

Glassmorphism dark-mode interface with lightning-fast keyboard navigation

Technology & Infrastructure

Modern frameworks and tools selected for this architecture

Frontend & UI

Next.js 14TypeScriptTailwind CSSShadcn UIFramer Motion

Backend & APIs

Node.jsSupabase pgvectorLangChainOpenAI API / Gemini API

Tools & Infrastructure

Vercel EdgeSupabase DatabasePDF.js Parser

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