4–7 Nov 2019
John Mumm

John Mumm
Software Architect, Wallaroo Labs

John Mumm is a software architect at Wallaroo Labs based in Netherlands, where he works on an open source high-performance framework for building stateful distributed applications. John holds a PhD in philosophy.

Sessions

15:0015:45 Wednesday, 6 November 2019
Location: M6/M7
Secondary topics:  Overview
John Mumm (Wallaroo Labs)
Many of the worst problems in distributed systems concern the need for coordination across nodes. But thinking local can help you avoid many of these problems. Drawing on the lessons he’s learned working on Wallaroo, John Mumm outlines strategies for avoiding coordination and relying on local knowledge. Read more.
15:5516:40 Thursday, 7 November 2019
Location: M8
Secondary topics:  Theoretical
John Mumm (Wallaroo Labs)
Conflict-free replicated data types (CRDTs) promise strong eventual consistency for highly available systems without the costs of coordination. John Mumm explains the theory behind state-based CRDTs, which might seem intimidating at first glance, but it's actually built out of familiar elements. And it turns out that this theoretical basis can be useful for implementing CRDTs in practice. Read more.

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