Not sure if this has been posted but I found some info on the traits:
Berserker
At a young age, you were Orphaned, raised by the Wookiee Berserkers on Kashyyyk, where you learned to revel in fierce combat.
Upgrades:
LEVEL 1 - Health regeneration starts a bit faster
LEVEL 2 - Health regeneration starts faster
LEVEL 3 - Health regeneration starts much faster AND replenish a small amount of health with each kill
Sharpshooter
By a small team of rogue elite snipers, you are Trained as a sharpshooter. You also enjoy operating alone and harassing the enemy from afar.
Upgrades:
LEVEL 1 - Headshot kills reduce current cooldowns by a small amount
LEVEL 2 - Headshot kills reduce current cooldowns by a medium amount
LEVEL 3 - Headshot kills reduce current cooldowns by a large amount
Bodyguard
As a brief career as a bodyguard in the Outer Rim, you have been through Rigorous training that has made you a lethal warrior capable of handling extreme situations.
Upgrades:
LEVEL 1 - Decreases explosive damage by a small amount
LEVEL 2 - Decreases explosive damage by a medium amount
LEVEL 3 - Decreases explosive damage by a large amount AND blaster damage by a small amount
Scout
You learned how to use stealth tactics to find and eliminate the enemy during a brief stint in an elite reconnaissance unit.
Upgrades:
LEVEL 1 - Sprinting does not show on enemy scanner
LEVEL 2 - Sprinting and firing your primary weapon does not show on enemy scanner
LEVEL 3 - Sprinting and firing your primary weapon does not show on enemy scanner AND killing an enemy resets weapon heat
Bounty Hunter
Fighting for the highest bidder, they see each battle as a chance to gain new riches. The Galactic War creates many veterans looking for opportunities.
Upgrades:
LEVEL 1 - Low chance to get a Power Card with each kill
LEVEL 2 - Medium chance to get a Power Card with each kill
LEVEL 3 - High chance to get a Power Card with each kill AND resets cooldown with each kill