websocket-engineer

Implements WebSocket and Socket.IO servers with Redis scaling and JWT authentication.

1|Updated May 16, 2026
One-click install
npx skills add https://github.com/enigmaicon-eng/AI-Enterprise-OS --skill websocket-engineer-enigmaicon-eng
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: websocket-engineer
Source: https://github.com/enigmaicon-eng/AI-Enterprise-OS/tree/main/examples/claude-skills/skills/websocket-engineer
Command: npx skills add https://github.com/enigmaicon-eng/AI-Enterprise-OS --skill websocket-engineer-enigmaicon-eng

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill helps you design and implement robust, authenticated, and scalable real-time communication so bidirectional updates (chat, collaboration, presence) work correctly under production load.

Core Features & Use Cases

  • Build real-time servers: Implement WebSocket/Socket.IO bidirectional messaging with event handlers, rooms, and connection lifecycle management.
  • Scale horizontally: Use Redis pub/sub adapters, verify sticky-session behavior, and ensure broadcasts reach clients across multiple instances.
  • Harden reliability & security: Add JWT (or equivalent) authentication, validate room access, implement presence cleanup, and monitor throughput/latency/errors.

Use it when you need a chat system, live collaboration updates, presence/online indicators, or a real-time dashboard that must keep working as traffic grows.

Quick Start

Use the websocket-engineer skill to build a Socket.IO server with JWT authentication, room-based messaging, Redis-backed horizontal scaling, and presence tracking.

Frequently Asked Questions about websocket-engineer

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I scale Socket.IO horizontally with Redis pub/sub across multiple instances?

To scale Socket.IO horizontally, you integrate a Redis pub/sub adapter so multiple server instances can broadcast events to clients connected to other nodes. This ensures broadcasts reliably reach all clients across instances.

How do I authenticate WebSocket connections using JWT tokens?

You authenticate WebSocket connections by validating JWT tokens during the connection handshake. This secures real-time messaging by ensuring only authorized users can establish connections and access scoped delivery channels.

What is the best way to implement presence tracking and online indicators in a real-time messaging app?

Presence tracking is implemented by managing connection lifecycle events and performing presence cleanup upon disconnect. This maintains accurate online indicators and ensures correct user availability states across the application.

Do I need sticky sessions when load balancing WebSocket servers?

Yes, you need sticky sessions when load balancing WebSocket servers to ensure a client's subsequent requests route to the same server instance. This maintains connection state and proper heartbeat handling.

How do I handle WebSocket reconnection, heartbeat, and timeout behavior?

WebSocket reconnection and heartbeat behavior are handled by implementing event-driven connection lifecycle management with active heartbeat and timeout monitoring. This maintains reliable operations during network disruptions.

What security and rate limiting guardrails should I add to a real-time messaging server?

Security guardrails for a real-time messaging server include JWT authentication, room access validation, and rate limiting. These authorization controls ensure reliable operations and protect against unauthorized access.