Common SMS Problems and How to Solve Them, Part 1


Most of us don’t think to question whether or not the pictures or emojis in our text message will get through to the person on the other end. Nor do we pause to break up a long message into several parts in order to ensure messages go through in the correct order. Rather, we expect exactly what seems like the obvious: that our message will be… Read More

20,000 Text Messages Under the Sea with OpenROV, Node.js and Twilio


Meet Rovie. Rovie is our underwater robotic friend here at Twilio: Rovie and Brent. Rovie is the one on the left. Over the past couple months myself and fellow Developer Evangelist Brent Schooley have been teaching Rovie to swim and send underwater pictures whenever she gets a text message.  Last week at That Conference we took Rovie to her first party and he enjoyed swimming in the beautiful pool at… Read More

Send Branded SMS Messages Using Twilio Alphanumeric Sender ID


It’s been a few months since we hosted Signal (if you missed it, don’t forget that videos from all the sessions are available online) and in this post I wanted to spend some time exploring one of the announcements that I found pretty exciting: alphanumeric sender ID’s. Being based in the UK and traveling often in Europe I regularly receive SMS messages with a business name as… Read More

Intro to ROM/RAM hacking: Building an SMS powered Game Genie with Lua and Python


Old video games are notorious for being insanely difficult. As a child I was astonished to discover a magical item appropriately named Game Genie that allowed me to beat certain games. “Cheating” to make games easier was great, but some Game Genie codes made things more fun rather than just providing infinite lives. Some of these codes manipulated the games in absurdly interesting ways such as making all… Read More

Building A Group Messaging App with Meteor, MongoDB and Twilio


There’s been a lot of buzz around the Meteor framework, and with their adoption of ES6 coming later this summer now is a better time than ever to try it out! In this post, we are going to build a simplified GroupMe clone using Meteor, MongoDB, and Twilio. The app will serve as an SMS group messenger that will let us create groups of phone numbers and blast a text message to… Read More

Behind Great Customer Service, There’s Great Code : How Apartment List Uses Twilio


Apartment List‘s Renters Operations Center (ROC), headquartered in San Francisco, is lovingly referred to as The Rock by employees. It’s not the type of rock where you’ll find Nicolas Cage and Sean Connery saving the world from a nuclear weapon crisis. But, you will find Apartment List’s customer service staff doing equally heroic work: finding people apartments in San Francisco (and all over the world). Humans… Read More

Choose Your Own Adventure Presentations: Wizard Mode Part 3 of 3 with Flask, Reveal.js and WebSockets


You’ve coded your way through the original Choose Your Own Adventure Presentations story, the Wizards Only gatekeeper and the Web Forms trials blog posts. Now it’s time to pull out our magical wands for one more trick and complete our application-building quest. Voting with a wand (or smartphone) In this final tutorial we’ll wrap up our Flask application with a new ability that will allow the audience to vote… Read More

Automate Your Mac Via SMS using JavaScript for Automation, Node.js and Twilio


JavaScript is eating the programming world. Look around and you’ll see JavaScript in places people never would’ve expected 10 years ago. There’s JavaScript running on servers. There are more front-end JavaScript frameworks than you can shake a stick at. And there’s even JavaScript on my dog! Lucky me because I love JavaScript. A few months ago at BrooklynJS I was super excited to discover a new way… Read More

How to build SMS Phone Verification in Rails 4 using AJAX


You’ve undoubtedly done something like this before: That’s the SMS phone verification for AirBnB, which uses Twilio to allow hosts and guests to chat without sharing their actual phone numbers. In this tutorial, we’ll integrate SMS phone verification into a Rails 4 app using AJAX and Twilio. Warning: There are a bunch of great reasons to grab a user’s phone number, but if your end goal is two-factor authentication, you… Read More