Slack reviews

3.9

77% would recommend to a friend

(1,096 total reviews)
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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
Jan 20, 2021

Fantastic Company to work at

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

The benefits are unreal. Premiums are 100% covered for medical, dental, and vision for you and any dependents. Fantastic time off program and great company culture. Parental leave is generous along with 401k matching up to 4k in a year.

Cons

I have no cons to share at this time

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Slack Response
5y
Thank you so much for leaving this review! We are thrilled that you find our culture and benefits so amazing! -Slack
4.0
Jan 13, 2021
Recommend
CEO approval
Business Outlook

Pros

Great perks and benefits; stable and even the crazy teams don’t feel all that crazy

Cons

Team doesn’t really go after inspirational problems. The work is tactical and very engineering and experiment focused.

4.0
Jan 13, 2021
Recommend
CEO approval
Business Outlook

Pros

Big engineering challenges and opportunities to learn. Competitive pay. Good benefits. Upward trajectory of engineering quality.

Cons

Technical debt. Flaky tests. Overcomplicated architecture. Organizational changes. Engineers sometimes treated like cog in a machine.

avatar
Slack Response
5y
Thanks for your thoughtful review and feedback. We're always looking for ways to improve and appreciate you and your dedication to our success. - Slack
Viewing 592 - 594 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.