databases

Some tasks I’ve worked on

Posted on February 20, 2021 · Tagged with databases, logs, monitoring, analytics, postgresql, interviews

Intro When I’m interviewing for contracts or for jobs, many times I get asked what are the hardest problems I’ve had to deal with. I’ll write below some of these problems as I remember them now. Double-counting Some years ago, I was working as a consultant in the analytics team of a top-10 Alexa website with hundreds of millions of views every month. I was tasked with finding a bug in the code that was counting page views.