Continuous Delivery under High Availability constraints

Twilio opens up the black box of Telecom for developers, making it incredibly easy to build apps that can communicate via voice or sms. However, due to the nature of Telecom, this imposes very strict availability constraints and can affect how fast Twilio can ship code to production as every change can affect uptime. Learn how Twilio solves this problem by following a set of engineering principles to build fault tolerant and highly available services in the cloud.