Multi-Vendor E-commerce Full Stack Application with Custom Chatbot

Technologies Used:

• Android App (Firebase Backend): Java, XML, Firebase, Firebase Cloud Functions, Firebase Cloud Messaging, Dialogflow, Razorpay API

  • App Link : https://play.google.com/store/apps/details?id=com.citymart.app

  • App Images/PPT : https://drive.google.com/file/d/10Hbe-C44_NauabJQ0qZLSvHDljYkFFD0/view?usp=drive_link

• Web App (Firebase Backend): HTML, CSS, Javascript, React JS, Redux, Firebase (Database), Node.js, Custom Chatbot

  • Web Link : https://fooddelivery-d9c7a.web.app/

• Web App (Java Backend): React JS, Redux, Spring Boot, Hibernate, MySQL, JWT, AWS EC2, AWS S3, AWS RDS, Docker, Kubernetes, Jenkins

• Web App (MERN Backend): React JS, Redux, Node.js, Express.js, MongoDB, Mongoose, JWT, REST APIs, AWS (EC2, S3, RDS), Docker, Kubernetes, GraphQL, Socket.IO, Postman (API Testing)

• Custom Chatbot: Python, React Js, Fine-Tuned LLM (OpenAI GPT-4), CLIP, TensorFlow, Docker, Kubernetes, Terraform, Flask, FastAPI, AWS (EC2, S3), GCP, Apache Kafka, TensorFlow Lite, ONNX Runtime, Go, Rust

Features:

• Developed a comprehensive online ordering system deployed across multiple platforms with common database.

• Successfully deployed at LNMIIT College since Sept'2023 for night deliveries, dine-in and takeaway orders, serving over 3000 active users with 10,000+ orders till date since launch with 5 simultaneous operating stores.

• Supports multi-vendor system, real-time order tracking, advanced notifications, and secure payment gateway integration.

• Implemented key features such as

  • user authentication,
  • vendor, user and delivery dashboards,
  • multiple order modes like delivery, takeaway and dine-in system,
  • stock and order management,
  • sales statistics and analysis,
  • in-app chat with vendors,
  • Razorpay Payment Gateway
  • order history,
  • group ordering system,
  • split bills,
  • chatbot-enabled order placement
  • Google Maps directions,
  • coupon system,
  • technical support, etc.