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 Tecnologías de la información industry (3.9 stars).

Reviews by job title

1K reviews
5.0
Jul 30, 2019
Recommend
CEO approval
Business Outlook

Pros

Strong alignment across leadership, transparency, open communication and supportive culture. Slack creates a culture that enables collaboration, feedback and supports employees in any way that it can. I feel so lucky to work here alongside amazing coworkers and leaders.

Cons

None I can think of!

4.0
Jul 29, 2019
Recommend
CEO approval
Business Outlook

Pros

- Challenging engineering initiatives. - Engineering focus on improving quality of product. - Good pay. - Upward business trajectory. - Company fosters employee career growth. - Fun, friendly, diverse culture.

Cons

- Automated tests low quality. - Slow compile times. - Lack of code documentation. - Low consistency across internal teams. - Lower bar for underrepresented minorities. - Extreme focus on being "PC".

5.0
Jun 19, 2019

Excellent workplace

Recommend
CEO approval
Business Outlook

Pros

- Great product - Friendly coworkers - Great benefits

Cons

- No real downside - Culture is still more like a startup regardless of the current company size

Viewing 328 - 330 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.