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 Information Technology industry (3.6 stars).

Reviews by job title

1K reviews
5.0
Jul 29, 2021
Recommend
CEO approval
Business Outlook

Pros

Coming from a smaller tech startup, the RSUs and benefits package seem insane. Very very generous. Co-workers and managers are very smart, friendly, and easy to work with. Executive team are good people with sound, long-term priorities. Obviously the product is excellent, and it's awesome to work on something with such a worldwide impact. The company generally walks the walk in terms of supporting remote work and work/life balance.

Cons

Lots of legacy code. Huge learning curve with regard to the technology behind the product, even as a relatively senior engineer. I've been here for a few months and still feel like I know next to nothing. Some of the deployment processes are onerous and slow, though it could definitely been worse, and it makes sense for a product that so many people depend on.

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Slack Response
4y
Hello! We really appreciate your thoughtful feedback :) We are so happy you enjoy working at Slack and feel well taken care of! -Slack
5.0
Jul 28, 2021

Great benefits, and great team.

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Great and transparent leadership. Excellent benefits. Competitive salary.

Cons

As Slack has grown, transparency has decreased, which is a shame IMO.

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Slack Response
4y
Thank you for taking the time to leave a review. We are so happy to hear you've enjoyed your time working at Slack :) We are always striving to be as transparent as possible, so we also appreciate this feedback. We are glad to have you on board! -Slack
5.0
Jul 23, 2021

Great place to work

Recommend
CEO approval
Business Outlook

Pros

Great product with a fast-moving and customer/user-centric product development organisation

Cons

Very fast growing company so change is constant and can be difficult to keep up with

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Slack Response
4y
Thank you for taking the time to leave us a review! We can't thank you enough for your positive feedback. It makes our day! -Slack
Viewing 985 - 987 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.