Slack reviews

3.9

77% would recommend to a friend

(1,096 total reviews)
avatar

Stewart Butterfield

88% approve of CEO

70% positive business outlook

Slack has an employee rating of 3.9 out of 5 stars, based on 1,096 company reviews on Glassdoor which indicates that most employees have a good working experience there. The Slack employee rating is in line with the average (within 1 standard deviation) for employers within the Information Technology industry (3.6 stars).

Reviews by job title

1K reviews
5.0
Jun 28, 2018
Recommend
CEO approval
Business Outlook

Pros

Great culture, lots of career growth opportunities, supportive co-workers, nice office, good work life balance

Cons

New managers need better training and resources.

5.0
Oct 20, 2017

Director

Recommend
CEO approval
Business Outlook

Pros

Fantastic people, great culture. Tremendous focus on the customer.

Cons

Hyper growth phase - need to be a bit flexible.

5.0
Oct 18, 2017

Slack is the best

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Slack is full of smart, genuine, and dedicated people who are driven to provide value to the customer, and make the best product. Our values are the best that I've ever seen in my ~15 year career, and I am proud to be a part of this company.

Cons

I don't have any cons to date.

Viewing 139 - 141 of 1,096 Reviews

Glassdoor has 1,228 Slack reviews submitted anonymously by Slack employees. Read employee reviews and ratings on Glassdoor to decide if Slack is right for you.