I applied through an employee referral. The process took two weeks.
There was a take-home test with Python OOP being tested. If you solved all the questions, which took like five hours, you were then followed up with an engineer who asked follow-ups to your implementation.
The process was a take-home test using Python OOP, where I had to implement features like adding a column by extending their base classes. This was followed up by a discussion with an engineer who went through my choices.
The following metrics were computed from 4 interview experiences for the Sigma Computing SWE Intern role.
Sigma Computing's interview process for their SWE Intern roles is very selective, failing most engineers who go through it.
Candidates reported having very good feelings for Sigma Computing's SWE Intern interview process.