I've never done that and only focused on doing as great a job as possible, and landed jobs at multiple companies many would consider "endgame" without knowing t

I've never done that and only focused on doing as great a job as possible, and landed jobs at multiple companies many would consider "endgame" without knowing the k-nearest neighbors algorithm. Some companies or at least hiring managers are wise enough to look for what makes a productive individual rather than someone who chases the metric.