From OLTP to Lakehouse : An engineering problem-solution chronicle Sep 18, 2025 Engineering Period 0 - Codd's Relational Model (1970s-1980s) In the 1960s and 1970s, as industries like banking, airlines, and retail became increasingly computerized, they faced a problem: the need for systems t... Read more
Multi-level Customer Segmentation Mar 22, 2025 Analytics & Data At its core, segmentation is about grouping entities—customers, users, transactions, or products—into meaningful clusters based on shared characteristics. Traditional segmentation often presupposes kn... analytics clustering customer segmentation customer understanding segmentation Read more
Data Science and Agile: a love-hate relationship ? Oct 6, 2024 Engineering I shall perhaps start this article by distinguishing (albeit in a broad manner) between a discipline and a philosophy. A discipline is a branch of knowledge, a field of study, or an area of expertise.... agile datascience engineering product management Read more
Class Imbalance Dec 31, 2023 Analytics & Data Introduction Class Imbalance is a common challenge in statistics and machine learning where the distribution of the target variableis skewed, resulting in several issues such as bias towards the major... analytics datascience deep learning engineering machine learning Read more
How We Built Our Own ML Infrastructure Jun 10, 2022 Engineering As our team’s data science projects’ scope grew, the need for streamlined pipelines and workflows grew. We moved from a collection of ad hoc initiatives to defined projects that require an architectur... dataops devops engineering infrastructure mlops Read more