Uploaded November 2025 | Updated September 2026, 3 hours ago

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Want to send SMS messages using code? This lesson walks you step by step through using Twilio and Node.js to create and send outbound text messages securely and efficiently. We cover setting up credentials, keeping your account secure, and provide a working code example you can try right away. If you use another programming language don't worry. Everything we show here can be applied to other languages.

💻 Sign up for a Twilio account here: twil.io/trytwilio-yt
👉 Subscribe for more Twilio updates: twil.io/sub-twiliodevs

Key Topics:
💻 Setting up Twilio and your development environment
📲 Sending SMS with Node.js
🛡️ Keeping credentials safe using environment variables
🔑 Using Twilio CLI for authentication

Learn more:
SMS Quickstart: twil.io/lo-messaging-qs

Chapters:
0:00 Intro
0:13 Choosing your programming language
0:37 Logging in with Twilio CLI
1:14 Installing the Twilio Node.js module
1:59 Writing and securing your send_sms.js script
2:53 Adding message content and numbers
3:38 Sending your first SMS from the command line
4:23 Next steps and compliance