Depends on org and YMMV:
Phone Screen (hiring director)
Onsite 1
Principal or Sr engineer(s) (design, maybe some coding)
Peer manager(s) (mgmt, design, maybe some coding)
Hiring director (mgmt)
Another director (mgmt)
Onsite 2
Hiring VP (whatever she/he wants to talk)
Onsite 3
SVP or another VP (may or may not be needed)
Depends on org and YMMV: Phone Screen (hiring director) Onsite 1 Principal or Sr engineer(s) (design, maybe some coding) Peer manager(s) (mgmt, design, maybe some coding) Hiring director (mgmt) Another director (mgmt) Onsite 2 Hiring VP (whatever she/he wants to talk) Onsite 3 SVP or another VP (may or may not be needed)