In the earlier article, I talked about structured data and why is it important to understand not only at the high level but, diving deep on the structure to make sure the data model will scale. Let’s look at semi-structured data. There are several different ways to represent. Most commonly…

When it comes to knowing more about company, recruiting will be the first impression for a candidate. This experience will very well play a critical role in either accepting/ rejecting an offer — We are in a closely connected world and with information being democratized across the internet, one can easily find the information they want and do some additional research. When it comes to pursuing new career opportunities, for a potential hire, besides compensation and team they are going to work for…

Structured, Unstructured, Semi-structured, Key value… the list goes on. This series will build up on different kinds of data and then work on an example project (data engineering) on how to come up with a scalable design. When we talk about design, there is no such thing as a perfect…

Building from high level Design In the earlier part, I discussed about high level design. This design is of highest abstraction but, will be one of the key foundational pieces on how the architecture is going to be. Now, let’s dive deep to understand different components and identifying them Source…

I have been in the data world my entire career and worked on different tools and technologies. …

At Amazon we have a leadership principle Hire and develop the best that’s augmented with 2 & 5 day promise. We update the candidate with in 2 days of phone screen about the next steps (be it another phone screen or interview loop or not moving forward). For a loop…

One of the Amazon’s leadership principle that’s understood wrong — Every Amazonian know what leadership principles are and how they are applied day in and day out. Every leadership principle’s final goal is to get better at customer experience and raise bar for customer obsession. When I talk to potential candidates/ friends about our leadership principles, Bias for Action comes…

Lately, the longevity of all dog breeds has been decreasing. Why is that when a German Shepherd/ Labrador lived for over 15 years have their current longevity average is at around 10? …

Overview Redshift is a Massive Parallel Processing Columnar database storage engine offering from AWS. Users have the ability to fine tune and customize every thing to their specific use cases. The main focus of this article is on ETL where there will be a need to join tables on composite keys…