CTO — Role and responsibilities

Introduction

The role of a CTO changes when the company grows. In the first months of this year, I have spent most of my time in the Growth Engineering (GE) team and have been heading up the infrastructure team. Now that we have a Product…

Technical Vision — Part 1

What has worked really well for us so far, is giving engineers ownership over their applications. It means that they become responsible for creating technical specs for new features, manage the planning of their team, do the implementation, make sure everything is working as…

PySpark Cheat Sheet: Spark DataFrames in Python

You’ll probably already know about Apache Spark, the fast, general and open-source engine for big data processing; It has built-in modules for streaming, SQL, machine learning and graph processing. Spark allows you to speed analytic applications…