Matt Ranney talks about the limits that some companies have encountered in their large microservices deployments and some non-microservices approaches to those same problems. He also talks about the non-microservices systems that Uber is building to maintain developer productivity with a large and growing engineering team.
Matt Ranney is Chief Systems Architect at Uber, where he's helping build and scale everything he can. Previously, Ranney was a founder and CTO of Voxer, probably the largest and busiest deployment of Node.js.
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Business capabilities vs componentization
Also, the part that where he's talking about User service and changing and evolving it's schema, it definitely looks like that there are different business forces applied to the schema of a single service and that's exactly the problem that typical layered architecture faces and why microservices was originally proposed as one of the options towards better solution.