Their interview questions are pretty basic and the whole product is pretty much useless. Waste of time and money.
SuperMakers - An indie game built with no code
LeetCode - Practice and level up your development skills and prepare for technical interviews.
Indie Maker The Game - Open source game about indie makers
Daily Coding Problem - Get exceptionally good at coding interviews
CSSBattle - Play against others in golf with your CSS skills
HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.