# Zef Hemel

Failed Architecture editors Charlie Clemoes and René Boer discuss the future of De Wallen (aka Amsterdam's Red Light District), which is under increasing threat from the so-called "smooth city": the safe, clean, well-functioning and homogenous urban environment that has been taking over cities arou…

Puzzles have been around for centuries, and claims about their value run the gamut from being simple, brain-teasing fun, to potentially preventing Alzheimer’s. Companies like Google are famous for incorporating puzzles in their interviews, but can puzzle skills really predict programmer success? Th…

What motivates you on a daily basis? Something internal that drives you to take the reins and get to work? Something external like capital gain or fame? Maybe it's achieving a goal, like releasing the 25th episode of a podcast! In the latest episode of What Matters, PJ sits down with Zef Hemel, En…

What is a 100x engineer? How can you lead your team members to achieve 100x the impact of a regular developer? How can you become a 100x engineer yourself? Part of the answer is to go beyond sheer programming talent. Zef’s CV is a long story of engineering leadership: from Developer through VP of …