I spoke to a recruiter based out of Ireland, even though I'm on the East Coast in the U.S. He was very professional, pleasant, and responsive.
I was given a take-home exam. The assignment involved taking some data, manipulating it, and then posting it correctly to an endpoint within a time limit.
I'd suggest getting mundane setup things you might need out of the way before you begin the assignment.
Next, I had an in-person interview that was about 5 hours long. It consisted of:
This interview included:
The following metrics were computed from 79 interview experiences for the HubSpot Senior Software Engineer role in United States.
HubSpot's interview process for their Senior Software Engineer roles in the United States is very selective, failing most engineers who go through it.
Candidates reported having good feelings for HubSpot's Senior Software Engineer interview process in United States.