Michiel Overeem

Michiel Overeem
software development enthousiast

Biography

Michiel Overeem is a Lead Software Architect at AFAS (http://dev.afas.nl) and part of the team that is responsible for their future ERP Cloud platform.
He started with the development of the HTML5 frontend, but switched to the .NET backend. Now he is responsible for the CQRS and Event Sourcing implementation, as well as the deployment, management and monitoring services of the platform. Not only does he loves to write code, he also loves to read and write papers. That is why he started a PhD. As a PhD candidate with Utrecht University (as part of the the AMUSE project (https://www.amuse-project.org/), he is also a researcher. The focus of his research is the upgrading of model-driven, cloud-based software.
The Dark Side of Event Sourcing: Managing Data Conversion
(Talk, Intermediate)
Evolving software systems often includes data schema changes, and those cause the need for data conversion. This is no different in event sourced systems.
Converting data between schemas while continuing the operation of the system is a challenge.
In this talk, we will look at the possible conversion operations, the techniques to execute them, and strategies for deployment with zero-downtime.
We will look at the possibilities and the trade-offs for designing and implementing upgrades for event sourced systems.

speakers

Sponsors

Gold sponsors
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Sponsor Codecentric
As an expert in custom software development, codecentric develops software solutions for the future, something every one of our employees at each of our 15 locations is passionate about. Learn more at blog.codecentric.de.
Sponsor Idealo
idealo internet GmbH, a subsidiary of Axel Springer AG, is Germany’s largest online price comparison service. Since 2001, idealo’s mission is to help users make the best possible buying choices. Based in the very heart of Berlin with over 600 employees and several international teams, we are active throughout Europe and steadily growing.
Sponsor Microsoft
Die Microsoft Deutschland GmbH ist die 1983 gegründete Tochtergesellschaft der Microsoft Corporation/Redmond, U.S.A., des weltweit führenden Herstellers von Standardsoftware, Services und Lösungen. Die Angebotspalette umfasst Technologien und Services für verschiedenste Plattformen und Endgeräte, angefangen beim Desktoprechner, über Netzwerke und mobile Endgeräte bis hin zum Cloud Computing.
Sponsor Prosoz
For more than 25 years, PROSOZ Herten has been offering innovative software, personalized consulting services, and practice-oriented qualification for municipalities. With solutions for the areas of labor, social issues, children and youth welfare, construction and order for approx. 1500 administrations throughout Germany, the company is the leading software and consulting firm for municipal administrations. As market leader in this segment, the company develops solutions for administrative work, advises clients in process and organizational development, and develops and supervises project implementation. This also includes the qualification of employees dealing with the specialized software in the PROSOZ Academy. Currently, approx. 300 permanent employees work in four locations (Herten, Berlin, Munich and Dresden).
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Sponsor InnoQ