Design and Implementation of Qunar's High‑Concurrency Instant Messaging System

The article details Qunar's in‑house instant messaging platform, covering its purpose, protocol choices (XMPP with protocol‑buffer optimization), architecture based on ejabberd, message flow, reliability mechanisms, extensions such as bots and HTTP APIs, as well as extensive system‑level tuning for high‑concurrency TCP connections.

ErlangInstant MessagingSystem optimization

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Design and Implementation of Qunar's High‑Concurrency Instant Messaging System

Architect

Jul 30, 2015 · Backend Development

Technical Architecture of Worktile: SPA Design, Service Stack, and Real-time Messaging

Worktile’s architecture combines a single‑page AngularJS front‑end with a Node.js/Express backend, leveraging MongoDB, Redis, and ejabberd for real‑time messaging, illustrating how SPA design, modular services, and long‑connection techniques enable a stable, high‑performance team collaboration platform.

AngularJSMongoDBNode.js

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Technical Architecture of Worktile: SPA Design, Service Stack, and Real-time Messaging

Art of Distributed System Architecture Design

Jul 2, 2015 · Backend Development

Technical Architecture of Worktile: SPA Frontend, Backend Services, and Real-Time Messaging

The article explains how Worktile achieves cross‑platform web access, native‑like SPA experience, real‑time messaging, and service stability by using AngularJS for the frontend, Node.js, Redis, MongoDB, and ejabberd/XMPP for backend and push services.

AngularJSMongoDBNode.js

0 likes · 10 min read

Technical Architecture of Worktile: SPA Frontend, Backend Services, and Real-Time Messaging