D-Chat
Engineered a real-time messaging application featuring instant communication, user presence tracking, and secure media sharing. Built with modern socket technologies for low-latency performance and a seamless chat experience.
Project Overview & Objectives
D-Chat is a real-time messaging platform designed for teams and communities. Features include instant messaging, user presence indicators, typing notifications, and secure media sharing.
Built with WebSocket technology for sub-100ms message delivery and optimized reconnection logic for unstable network conditions common in mobile usage.
Tech Stack Used
Next.js
React framework with WebSocket integration for real-time features
Framer Motion
Animated message bubbles and presence indicators
Tailwind CSS
Custom chat UI with dark mode support
Challenges & Technical Solutions
Handling reconnection and message queue during network interruptions on mobile
IndexedDB-backed message queue that flushes on reconnect, preventing message loss
Rendering large message histories without performance degradation
Virtualized message list rendering only visible messages with infinite scroll upward
Key Metrics & Results
<100ms
Message Delivery Latency
<500ms
Reconnection Time
1000+
Concurrent Users Supported
Tags: Real-time Messaging ApplicationChat Application Next.jsWebSocket React ChatTeam Communication Platform