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From Flying Circus to Holy Grail: Migrating the Twilio API from PHP to Python

Translations: en


Legacy code is a hard problem for any growing application. Complete rewrites are expensive and prone to failure, so how does one go about replacing that large, crufty codebase with something easier to maintain? We’ll discuss the strategies used at Twilio to migrate a large REST API, piece by piece, out of a monolithic PHP system into a fleet of services federated by a Python proxy layer.


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