In my previous job, I needed to convert some old SQL code from one deprecated data warehouse into Data Build Tool (dbt) tables. During this process, a new colleague entered the company. She never worked with dbt before but was pretty good in SQL. We asked her to do one…

In the ever-evolving world of data engineering, keeping your skills razor-sharp is the key to staying ahead. But it is also a very hard task. Ever wondered how to be at the forefront of the data game? Well, you’re in the right place. 😁 Buckle up as we unravel the…

Are they real? Let me tell you a personal story. When I started to work in the data field in 2017 I was totally confused with the path to follow. Back then, the data science positions were not clear yet. Actually, I think that even today we have some data…

328 million terabytes per day !!! 13 million terabytes per hour !!! data… DaTa… DATA!!!!! Did I get your attention? 😁 In 2023 the World is creating 328 million terabytes of data per day and this rate is going to increase over the years. All this data needs to be…

And You Should Avoid The ideal development team should have a ratio of 3 juniors per 1 mid-level developer. And also 4 mid-level per 1 senior. This means that, ideally, a team with 2 seniors should have 8 mid-level developers and, therefore, 24 juniors!!! 😱 Can you imagine a team…

In 2021 I was working in a team with enormous expertise. The director was a fan of open-source tools and always looking for the best tools for the team. Then, I was asked “Do you know how to work with dbt? …

Spoiler Alert: Data is better!!! In 2015 to be a data scientist was to be a unicorn because the professional had to know how to program, do statistics, do visualization, and understand data. And everyone was so excited about what was possible to do with data. Get insights into the…

10 days and 2 proposals! These are the numbers after I got fired (by surprise) in 2021. I took 10 days to get a new job and I had 2 proposals that I could accept. 😁 And this was only possible because I always worked strongly on my networking. To…

This is the first article you will read with some of Har Narayan tips. In 2021 I found a great data community DataTalkClub (DTC). And why is it a great community? You may ask. 🙂 Because: It is an international community data (not country-specific); The community has great free courses; …