I applied online. The process took 4 weeks. I interviewed at HubSpot (Cambridge, MA) in Apr 2013
Interview
3 rounds:
1. Phone call
2. Group interview with other applicants
3. Final rounds at Hubspot HQ
Interview questions [1]
Question 1
Quantitative problem about the combinations of bowling balls it would take to balance a scale the fastest. Cannot remember exactly what it was but I've seen the question on a list of Google questions before. Was interviewed for final rounds by CMO Mike Volpe who keeps things brief.