LinkedIn is good for finding potential contacts. Message people who seem like software engineering managers and ask if they have internships. See where your cla

LinkedIn is good for finding potential contacts. Message people who seem like software engineering managers and ask if they have internships. See where your classmates get roles and ask if there are some openings or if they can vouch for you. If there's a meetup, try going to one. Don't discount looking at company's websites either. All but one job I've gotten was because I knew someone or someone knew me. The other one, I just applied through the company's website and they called me