What is the difference between Software Engineer 3 vs Software Engineer 2?

Career: Software Engineer 3

CriteriaSoftware Engineer 3Software Engineer 2
ExperienceTypically 4-6 yearsTypically 2-4 years
ResponsibilitiesDesigns complex systems, mentors juniors, leads projectsDevelops features, fixes bugs, collaborates on team tasks
SkillsAdvanced coding, system design, problem-solvingProficient coding, debugging, teamwork
CertificationsOptional but beneficial (e.g., AWS, Scrum)Optional

Software Engineer 3 typically has more experience and handles complex projects, mentoring others, while Software Engineer 2 focuses on developing features and supporting team tasks. The progression reflects increased technical expertise and leadership responsibilities.