A production-ready backend microservice for securely storing and managing RAG-based chatbot conversations, built with Java 21, Spring Boot, PostgreSQL, Redis, and Dockerized microservice architecture.

A Node.js and Express-based backend for a travel chatbot with OAuth 2.0, Google Calendar, Razorpay, and location services. Integrates Amadeus, Zoho Maps, and Foursquare for real-time travel data. Bot Video Link:https://drive.google.com/file/d/1miRhDPQkxUmWEHL8Ve1u1qaqVtuIY6HD/view?usp=sharing

Laravel 10 API that receives messages from WhatsApp Business, stores them in a local database, and allows a background process to read, process, and respond. Built for AI-based or rule-based message automation workflows.