Business Operations applicants have rated the interview process at Slack with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 53.2% positive. This is according to Glassdoor user ratings.
Here are the most commonly searched roles for interview reports -
Initial phone screen with recruiter based on resume, Phone interview with hiring manager based one resume with short technical questions, Day-long onsite with entire team and key management, take home project