I am surprised I had the exact same experience.
https://www.glassdoor.com/Interview/Samsara-Interview-RVW22502473.htm
Definitely don't take this company seriously unless they vouch for taking you seriously. They would waste your time without clear feedback.
The following metrics were computed from 68 interview experiences for the Samsara Software Engineer role in United States.
Samsara's interview process for their Software Engineer roles in the United States is extremely selective, failing the vast majority of engineers.
Candidates reported having mixed feelings for Samsara's Software Engineer interview process in United States.