Add Phone Authentication to Your Node.js Backend

Set up the backend API endpoints that your frontend SDK calls using the Glide Node.js SDK.

1

Install the SDK

Install the Glide Node.js SDK.

2

Initialize the Client

Create a GlideClient with your API key.

Store your API key in environment variables - never commit it to code.

3

Create API Endpoints

Create two endpoints for the frontend SDK:

• /prepare - Initializes the auth session
• /process - Routes to verifyPhoneNumber() or getPhoneNumber()

4

API Methods Reference

The SDK provides three main methods:

• prepare() - Initialize authentication session
• verifyPhoneNumber() - Confirm user owns a phone number
• getPhoneNumber() - Retrieve phone from device

5

Error Handling

Handle specific error codes from the SDK.

6

Next Steps

Your backend is ready! Now set up the frontend.

• JavaScript Frontend Quickstart
• React Frontend Quickstart
• Complete example repo

npm install @glideidentity/glide-sdk

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