Articles

Learn from our experience developing the Deliveroo product.

Hackday and the £17 soda

We started at Deliveroo 4 months ago and have been building an API test framework which has now just completed stage 1.

TL/DR We’re pretty happy here at Deliveroo, we’re learning, we’re having fun, we’re doing it at pace. Soda == Doughnuts

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Every service is an island

We had an incident yesterday. It wasn’t that bad as incidents go, but it got me really worried — it’s something that has the potential to become much worse as we move towards a distributed, multi-service world.

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Scaling Rails 3.old

We’re not particularly proud that we are still using Rails 3.2, but we are extremely proud of scaling our traffic over the last few years. Our new services are built in Rails 5, but we still have a hefty chunk of functionality in our original Rails 3.x monolith. A rueful “rails 3.old” hits our slack channels as someone stumbles across an issue as they switch back to the monolith. Growing our business, features and team over the last few years has left little time to do a wholesale upgrade of the monolith platform. Here are some tactical things we’ve done to help it keep pace with our growth.

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