CHAND.

CHAND.
Selected Work & System Architectures

Systems Built Under The Moonlight

A comprehensive showcase of production web platforms, enterprise mobile applications, and AI & computer vision systems. Each project features full architectural blueprints, metrics, and verified repositories.

11+

Architectured Systems

18+

Technologies Mastered

5

Core Domains

Chinar Fragrances Preview
Full StackProduction Deployed
Infrastructure:Ubuntu VPS + Nginx
ORM & DB:Prisma + PostgreSQL

Chinar Fragrances

Production E-Commerce Platform & Full Inventory Engine

A high-end perfume e-commerce store with an enterprise admin panel managing inventory, automated coupons, orders, and PayFast checkout, self-hosted on Ubuntu VPS.

Bespoke Inventory & SKU Tracking: Multi-variant perfume inventory management tracking volumes (50ml, 100ml), batch identifiers, and stock depletion alerts.
PayFast Payment Gateway Integration: Secure regional payment gateway handling debit/credit cards, mobile wallets, and instant merchant IPN settlement callbacks.
Next.jsNode.jsPostgreSQLPrisma ORM+6
QuranInsights Preview
AI / RAGFeatured Research System
Vector Search:Qdrant DB
RAG Framework:LangChain

QuranInsights

Context-Aware Multilingual RAG Islamic Q&A Engine

An Islamic research engine utilizing Retrieval-Augmented Generation to answer theological inquiries with verified Quranic citations, semantic embeddings, and multilingual synthesis.

Grounded RAG Pipeline: Retrieves top-k relevant verses based on semantic query embeddings before calling the LLM synthesis layer to eliminate hallucinated rulings.
Exact Verse Citations & Metadata: Every generated response links back to the exact Surah and Ayah numbers, allowing users to inspect the canonical text immediately.
LangChainQdrant Vector DBOpenAI APIFastAPI+4
MailPilot AI Preview
Agentic AIProduction Ready
Agent Framework:LangGraph StateGraph
LLM Engine:Gemini 2.0 Flash

MailPilot AI

Autonomous Gmail Assistant with LangGraph State Machines, Real-Time Streaming & Human-in-the-Loop Protection

An autonomous AI email co-pilot built with LangGraph, Google Gemini 2.0, FastAPI, and Next.js. Features 11 Gmail tools, real-time SSE streaming, SQLite state persistence, and Human-in-the-Loop (HITL) approval workflows for secure email operations.

11 Autonomous Gmail Tools: Comprehensive email tool suite including search_emails, read_email, get_thread, archive_email, mark_as_read/unread, add_label, create_draft, and protected send/reply/delete operations.
Human-in-the-Loop (HITL) Safety Guardrails: Automatically interrupts execution on sensitive/external actions (send, reply, delete), rendering interactive approval cards with full recipient, subject, and body previews before resuming seamlessly from state snapshots.
LangGraphGoogle Gemini 2.0 FlashFastAPINext.js 16 (App Router)+8
TourFolio Preview
Full StackProduction Release
Payment Success:99.9%
Lighthouse Score:94+

TourFolio

Full-Stack Destination Discovery & Trip Booking Platform

A high-performance travel and exploration ecosystem enabling users to discover tour packages, plan itineraries with geo-mapping, and securely checkout via Stripe.

Dynamic Tour Explorer & Mapping: Integrates interactive map overlays displaying key checkpoints, elevations, meeting points, and regional itinerary data.
Production Stripe Payment Pipeline: Complete checkout flow with idempotent Stripe session handling, webhook event validation, and instantaneous booking confirmations.
ReactNode.jsExpress.jsMongoDB+5
AttentiveAI Preview
AI / MLResearch & Development
Inference Server:FastAPI Async
Target Client:Chrome Extension

AttentiveAI

Real-Time Meeting Attention Analytics & Computer Vision Engine

A computer vision system and browser extension that analyzes participant attentiveness in Google Meet sessions via real-time gaze, head pose, and facial landmark inference.

Chrome Extension HUD Integration: Injects an unobtrusive floating dashboard directly into Google Meet, displaying live engagement percentages for instructors.
High-Speed FastAPI Inference Engine: Processes multi-stream video frames with sub-100ms response times using optimized Python asynchronous endpoints.
PythonFastAPIDeep LearningComputer Vision+4
LyceumTrack Preview
MobilePublished on APKPure
Target Platform:Android & iOS
Framework:React Native + Expo

LyceumTrack

Multi-Role School Management & Real-Time Student Portal

A cross-platform mobile application providing dedicated real-time portals for Administrators, Teachers, and Parents/Students to track attendance, assignments, and grades.

Role-Based Access Control (RBAC): Strict JWT authorization routing users dynamically to customized Administrator, Faculty, or Guardian views upon login.
Real-Time Attendance & Daily Diary: Instantaneous classroom roll-call module triggering live notifications and absence alerts directly to parent handsets.
React NativeExpoNest.jsNode.js+5
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