AWS DevOps Engineer for API Gateway Setup

I'm in need of an experienced AWS DevOps Engineer to assist in setting up our API Gateway and configuring a WebSocket connection for our chat application.

Key Responsibilities:
- Setting up API Gateway
- Configuring a WebSocket connection (WSS)
- Integrating with Lambda
- Implementing authentication using API Gateway authorizer

Ideal Skills and Experience:
- Hands-on expertise in AWS services
- Deep understanding of API Gateway, Lambda, DynamoDB, IAM, and WebSocket protocols
- Prior experience with real-time chat applications

Please note: We specifically need help with setting up the authentication for the WebSocket connection using API Gateway authorizer.