Two Halves Don’t Make a Whole

In Chapter 3 of my Data Engineering Teams book, I show you how to do a skill gap analysis. During the analysis of the team, you either say the person has the skill or not. It’s a very binary decision. Some people have written me asking if it can be a fraction. Instead...

Apache Kafka and Amazon Kinesis

This post will focus on the key differences a Data Engineer or Architect needs to know between Apache Kafka and Amazon Kinesis. Cloud vs DIY Some of the contenders for Big Data messaging systems are Apache Kafka, Amazon Kinesis, and Google Cloud Pub/Sub (discussed in...

This is Useless (Without Use Cases)

Sometimes I’ll write a post and the comments will say something to the effect of “this is useless.” Other times I’ll be finishing up a class and a student will ask me why I didn’t cover what they’re trying to. I’ve written example code and people will ask me why...

The Blame Game

When a Big Data project fails, there’s plenty of blame to go around. When I do the retrospectives with teams who are failing or about to fail, their blame is often misplaced. There’s a focus on blaming the technology. The more difficult considerations of looking...

What It Looks Like From the Outside

I teach and mentor teams that have started or are several months into their projects. I see what happens after they’ve experienced problems. I view the teams from the outside looking in. I see the manifestations of problems and I have to figure out what the root of...