"Engineering Manager": 271,
    "Principal Software Engineer": 25,
    "Product Designer": 243,
    "Product Manager": 425,
    "Program Manager": 35,
    "QA": 353,
    "Senior Software Engineer": 818,
    "Software Engineer": 2975,
    "Staff Software Engineer": 10

I think this section should have been ordered by volume and cleaned up a little bit. 'Software Engineer' and 'Staff Software Engineer' are the same.