Simple data engineering

Back in early days of the pandemic I was once experiencing a rather small calamity where the incoming API data source to the data warehouse was corrupted due to external factors, hence I could not relied on the validity of the data and subsequently I had to inform the business users to temporarily stop using and looking at the downstream BI reporting system. Furthermore, the team had to prioritize fixing an issue in the production environment only if it was a business critical issue due to resource constraint as many employees in the team had been stood down, so I…


In depth analysis

using Plotly and little bit of Matlplotlib

This is my first post in Medium hoping that I could share some of my learning journey in data science sphere. First and foremost the audience target of this article would be those who just started recently in data science or just curious on how can we use open source tools to create data visualization without having to installed generally available business intelligence tools out there (i.e. Tableau, Domo, PowerBI) which are definitely powerful, super easy to use but of course only available during free-trial before you have to purchase the subscription which are not cheap by any means, unless…

Alvin Santoso

Data scientist — passionate in tackling business problem with data, byte by byte

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