Elita-1 is an Autobot from One.
Elita-1 doesn't have time for your nonsense. As the head of an Energon mining crew, she maintained a spotless record while harvesting large amounts of energon for the good of Cybertron. Despite having to manage bots less perfect than herself, she put herself on track to promotion through her hard work and leadership skills.
...until one of those aforementioned less-than-perfect bots messed all that up.