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Andrea, Yunus16.08.2022Offline Ranking Validation - Predicting A/B Test Results
Implementing a machine learning model for ranking in an ecommerce search requires a well-designed approach to how the target metric is defined. In this talk we will share our approach to offline ranking validation and how it performed in practice.testingevents and culture
Marco04.07.2022OTTO’s future-ready Event Exchange Platform – with Apache Kafka
When we launched our platform implementation back in 2018, we jointly committed to creating state-of-the-art software aligned with thoroughly modern and proven practices. First off, we deep-dived on modern software architectures including Event Driven, Microservices, Distributed Systems, Cloud Native and DevOps – which resulted in a couple of positive architecture decisions.architectureworking methodscloud
Karolis02.06.2022Power BI: OTTO's reporting vehicle
Following the official introduction of Power BI at OTTO in 2020, it’s quickly become a household name for many colleagues. Others have already taken their first practical steps in using this technology or have even become advanced and regular users - for good reason!developmentworking methodscloud
Ole27.04.2022The Open Source Private Cloud in the Otto Group
The term ‘cloud’ has been much more than just a buzzword for a long time now. The cloud, or rather the clouds, have become an essential part of our daily business. But what if – even though the wheat has long since been separated from the chaff in terms of IT expertise – I still don't know much about the cloud?developmentoperationscloud
Marcel22.03.2022Life in the mob
While many of us are big fans of ‘mob’ (mafia) classics like ‘The Sopranos’ and ‘The Godfather’, in fact this article shows how mob (‘collective’) programming can help shape a new team and how great results can be achieved quickly through this collaborative working approach.developmentworking methods
René28.02.2022A brief guide to replacing legacy software
Some see the task of ‘replacing outdated software’ as punishment. Well, I see it differently! In this article I’ll explain how we successfully introduced an extensive new system and resolved over 100 dependencies. Software, just like natural organisms, has a finite lifecycle. However, the end of its useful lifetime does not necessarily mean ‘The End’ – it can also be the beginning of something new. In this sense, there is something evolutionary about software replacement.architectureproject management
Manfred, Reshma31.01.2022How an agile organisation enables scaling
The Business Intelligence Division is playing a decisive role on OTTO's journey towards becoming a connected company. It realigned and transformed itself in 2019 into an agile, adaptable organisational unit. Beyond data and algorithms, BI relies above all on its people and the continuous adaptation of the organisation through joint learning.project management
Bartholomäus, Michael26.10.2021Scaling product development through collaboration
Together with our Product Teams, we – Bart as Agile Coach and Michael as Product Manager – took on this exciting challenge and ventured into scaling our product development process with our culture of agile collaboration at its core.development
