Slack reviews

4.0

77% would recommend to a friend

(1,095 total reviews)
avatar

Stewart Butterfield

88% approve of CEO

70% positive business outlook

Slack has an employee rating of 4.0 out of 5 stars, based on 1,095 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 (3.9 stars).

Reviews by job title

1K reviews
5.0
May 19, 2025
Recommend
CEO approval
Business Outlook

Pros

- One of the best culture I've ever experienced. - Leaders are highly empathetic & supportive - Swift growth, and high openness. - Great pay & Benefits (Can't speak for it after the acquision by SF)

Cons

- Not that I could think of

5.0
Apr 16, 2025

Best Time Spent!

Recommend
CEO approval
Business Outlook

Pros

lots of learning and exposure to good opps.

Cons

management gets political every month or so

5.0
Sep 16, 2024

7000to7500

Recommend
CEO approval
Business Outlook

Pros

Work details company simple and secure

Cons

Simply working on iethale charging cable

Viewing 1 - 3 of 1,095 Reviews

Glassdoor has 1,227 Slack reviews submitted anonymously by Slack employees. Read employee reviews and ratings on Glassdoor to decide if Slack is right for you.