EB-1
A higher category of US employment-based immigration than EB-2, with three major subtypes.
EB-2
Requires a master's degree or higher, or bachelor's degree + 5 years of experience, or exceptional ability in sciences, arts, or business.
NIW
Can be self-petitioned without employer sponsorship or labor certification (PERM).
National Interest Waiver
Independent immigration for highly qualified individuals
A visa for outstanding professionals recognized for their expertise through excellent research achievements or extensive experience in their scientific or technological field.