Experts Exchange introduced a new rating method known as Level, which displays in your avatar as LVL. The new Level is a numeric ranking that is based on your Points. This article discusses the rationale behind the new method and provides the mathematical formula showing the relationship between Level and Points.
Level Formula https://www.experts-exchange.com/levelsDefined.jsp
eg of Levels on profile page
For more information, please read this article written by one of our community members!