ChatX

Realtime team chat with threads and mentions

Slack‑like chat for teams: channels, DMs, typing indicators, threads, and presence. Optimized for low‑latency updates.

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Backend Focus2024–20252 engineers + 1 designer
ChatX
chatx.app/workspace
# engineeringlive
120 online
Message #engineering

Tech Stack

Next.jsSocket.ioRedisPostgresTailwind

Responsibilities

  • Channel model & threads
  • WebSocket gateway
  • Presence & typing
  • Message persistence
  • Rate limiting

Key Features

Channels & DMs

Mentions & reactions

Threads

Typing & presence

Search

Slash commands

Screens & Visuals

Channels
Threads
Search
Presence

Outcomes

32ms
Median RTT
10k msg/min
Throughput