Hello, I'm Swapnil Saurabh 👋🏻

A full-stack movie ticket booking system with browsing, seat selection, and payment processing.

• ●Implemented movie browsing, showtime selection, and seat booking workflows
• ●Built REST APIs for movies, bookings, and user authentication
• ●Designed MongoDB schema for users, shows, and booking records
• ●Implemented seat selection and booking flow with availability handling

React.jsNode.jsExpress.jsMongoDBStripe

A real-time group expense tracker with automated settlement calculations and spending analytics.

• ●Built group expense tracking with shared balances and settlements
• ●Implemented greedy-based debt minimization to compute optimal settlement transactions
• ●Developed APIs for expense creation, updates, and transaction history
• ●Used greedy approach with sorted balances to minimize settlement transactions

Next.jsReact.jsConvexGoogle Gemini AIClerk

A full-stack messaging platform with instant communication, presence tracking, and media sharing.

• ●Implemented real-time messaging using Socket.io for instant communication between users
• ●Built user authentication and chat session management
• ●Designed database schema for users, conversations, and message history

React.jsNode.jsExpress.jsMongoDBSocket.io

A backend system for managing restaurant menus, dynamic pricing, tax inheritance, and booking workflows.

• ●Designed backend system with hierarchical data modeling for categories, subcategories, and items
• ●Implemented pricing engine supporting multiple pricing types, tax inheritance, and validation rules
• ●Built APIs for availability, booking workflows, and add-on based dynamic price calculation

Node.jsExpress.jsMongoDB